[INFO] fetching crate wlambda 0.6.3...
[INFO] testing wlambda-0.6.3 against 1.47.0 for beta-1.48-1
[INFO] extracting crate wlambda 0.6.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wlambda 0.6.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wlambda 0.6.3
[INFO] finished tweaking crates.io crate wlambda 0.6.3
[INFO] tweaked toml for crates.io crate wlambda 0.6.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate wlambda 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf86df6baf2dcf953afa24a24210d8d9429c6488768627234afe17a0194fb6a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf86df6baf2dcf953afa24a24210d8d9429c6488768627234afe17a0194fb6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf86df6baf2dcf953afa24a24210d8d9429c6488768627234afe17a0194fb6a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf86df6baf2dcf953afa24a24210d8d9429c6488768627234afe17a0194fb6a6", kill_on_drop: false }`
[INFO] [stdout] cf86df6baf2dcf953afa24a24210d8d9429c6488768627234afe17a0194fb6a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ec4869aeb33da925472f87087c6f5c7b4bd6db9a644cf507ad25abff065441d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ec4869aeb33da925472f87087c6f5c7b4bd6db9a644cf507ad25abff065441d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling dirs-sys-next v0.1.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling dirs-next v1.0.1
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling rustyline v6.2.0
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling rmp-serde v0.14.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling wlambda v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:477:9
[INFO] [stdout]     |
[INFO] [stdout] 477 |         std::mem::replace(&mut self.current_self, old_self);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:885:17
[INFO] [stdout]     |
[INFO] [stdout] 885 |                 std::mem::replace(&mut self.loop_info, li);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:888:17
[INFO] [stdout]     |
[INFO] [stdout] 888 |                 std::mem::replace(&mut self.accum_fun, fun);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:889:17
[INFO] [stdout]     |
[INFO] [stdout] 889 |                 std::mem::replace(&mut self.accum_val, val);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:892:17
[INFO] [stdout]     |
[INFO] [stdout] 892 |                 std::mem::replace(&mut self.current_self, slf);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:895:17
[INFO] [stdout]     |
[INFO] [stdout] 895 |                 std::mem::replace(&mut self.iter, i);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "0ec4869aeb33da925472f87087c6f5c7b4bd6db9a644cf507ad25abff065441d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ec4869aeb33da925472f87087c6f5c7b4bd6db9a644cf507ad25abff065441d", kill_on_drop: false }`
[INFO] [stdout] 0ec4869aeb33da925472f87087c6f5c7b4bd6db9a644cf507ad25abff065441d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f286cfdd8e9dec7faf05fdcbcfe4690cc7917607ceab8644a1b372d091dfd3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f286cfdd8e9dec7faf05fdcbcfe4690cc7917607ceab8644a1b372d091dfd3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wlambda v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:477:9
[INFO] [stdout]     |
[INFO] [stdout] 477 |         std::mem::replace(&mut self.current_self, old_self);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:885:17
[INFO] [stdout]     |
[INFO] [stdout] 885 |                 std::mem::replace(&mut self.loop_info, li);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:888:17
[INFO] [stdout]     |
[INFO] [stdout] 888 |                 std::mem::replace(&mut self.accum_fun, fun);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:889:17
[INFO] [stdout]     |
[INFO] [stdout] 889 |                 std::mem::replace(&mut self.accum_val, val);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:892:17
[INFO] [stdout]     |
[INFO] [stdout] 892 |                 std::mem::replace(&mut self.current_self, slf);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:895:17
[INFO] [stdout]     |
[INFO] [stdout] 895 |                 std::mem::replace(&mut self.iter, i);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:477:9
[INFO] [stdout]     |
[INFO] [stdout] 477 |         std::mem::replace(&mut self.current_self, old_self);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:885:17
[INFO] [stdout]     |
[INFO] [stdout] 885 |                 std::mem::replace(&mut self.loop_info, li);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:888:17
[INFO] [stdout]     |
[INFO] [stdout] 888 |                 std::mem::replace(&mut self.accum_fun, fun);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:889:17
[INFO] [stdout]     |
[INFO] [stdout] 889 |                 std::mem::replace(&mut self.accum_val, val);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:892:17
[INFO] [stdout]     |
[INFO] [stdout] 892 |                 std::mem::replace(&mut self.current_self, slf);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/vval.rs:895:17
[INFO] [stdout]     |
[INFO] [stdout] 895 |                 std::mem::replace(&mut self.iter, i);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 35.09s
[INFO] running `Command { std: "docker" "inspect" "2f286cfdd8e9dec7faf05fdcbcfe4690cc7917607ceab8644a1b372d091dfd3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f286cfdd8e9dec7faf05fdcbcfe4690cc7917607ceab8644a1b372d091dfd3b", kill_on_drop: false }`
[INFO] [stdout] 2f286cfdd8e9dec7faf05fdcbcfe4690cc7917607ceab8644a1b372d091dfd3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97f95b31014ac88e3d0d38ed6f31c925d6445ef70d913a1efca19ddbff1589f9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "97f95b31014ac88e3d0d38ed6f31c925d6445ef70d913a1efca19ddbff1589f9", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:477:9
[INFO] [stderr]     |
[INFO] [stderr] 477 |         std::mem::replace(&mut self.current_self, old_self);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:885:17
[INFO] [stderr]     |
[INFO] [stderr] 885 |                 std::mem::replace(&mut self.loop_info, li);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:888:17
[INFO] [stderr]     |
[INFO] [stderr] 888 |                 std::mem::replace(&mut self.accum_fun, fun);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:889:17
[INFO] [stderr]     |
[INFO] [stderr] 889 |                 std::mem::replace(&mut self.accum_val, val);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:892:17
[INFO] [stderr]     |
[INFO] [stderr] 892 |                 std::mem::replace(&mut self.current_self, slf);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:895:17
[INFO] [stderr]     |
[INFO] [stderr] 895 |                 std::mem::replace(&mut self.iter, i);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:477:9
[INFO] [stderr]     |
[INFO] [stderr] 477 |         std::mem::replace(&mut self.current_self, old_self);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:885:17
[INFO] [stderr]     |
[INFO] [stderr] 885 |                 std::mem::replace(&mut self.loop_info, li);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:888:17
[INFO] [stderr]     |
[INFO] [stderr] 888 |                 std::mem::replace(&mut self.accum_fun, fun);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:889:17
[INFO] [stderr]     |
[INFO] [stderr] 889 |                 std::mem::replace(&mut self.accum_val, val);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:892:17
[INFO] [stderr]     |
[INFO] [stderr] 892 |                 std::mem::replace(&mut self.current_self, slf);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/vval.rs:895:17
[INFO] [stderr]     |
[INFO] [stderr] 895 |                 std::mem::replace(&mut self.iter, i);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wlambda-eb994ce35c83c658
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test parser::tests::check_assignments ... ok
[INFO] [stdout] test parser::tests::check_backtick_ident ... ok
[INFO] [stdout] test parser::tests::check_apply ... ok
[INFO] [stdout] test parser::tests::check_calls ... ok
[INFO] [stdout] test parser::tests::check_call_op ... ok
[INFO] [stdout] test parser::tests::check_binops ... ok
[INFO] [stdout] test parser::tests::check_indent_error ... ok
[INFO] [stdout] test parser::tests::check_expr_err ... ok
[INFO] [stdout] test parser::tests::check_identifier ... ok
[INFO] [stdout] test parser::tests::check_coll_add_op ... ok
[INFO] [stdout] test parser::tests::check_func ... ok
[INFO] [stdout] test parser::tests::check_parse_numbers ... ok
[INFO] [stdout] test parser::tests::check_expr ... ok
[INFO] [stdout] test parser::tests::check_const ... ok
[INFO] [stdout] test parser::tests::check_pair_op ... ok
[INFO] [stdout] test parser::tests::check_err_val ... ok
[INFO] [stdout] test selector::tests::check_patterns_py_tests ... ok
[INFO] [stdout] test parser::tests::check_nvec ... ok
[INFO] [stdout] test parser::tests::check_parse_field_access ... ok
[INFO] [stdout] test parser::tests::check_primitives ... ok
[INFO] [stdout] test parser::tests::check_parse_sym ... ok
[INFO] [stdout] test parser::tests::check_self ... ok
[INFO] [stdout] test parser::tests::check_parse_vec ... ok
[INFO] [stdout] test parser::tests::check_map ... ok
[INFO] [stdout] test parser::tests::check_right_call ... ok
[INFO] [stdout] test selector::tests::check_selector_match_esc ... ok
[INFO] [stdout] test parser::tests::check_str ... ok
[INFO] [stdout] test util::tests::util_rgb2hsv ... ok
[INFO] [stdout] test parser::tests::check_parse_last_commas ... ok
[INFO] [stdout] test selector::tests::check_selector_globs ... ok
[INFO] [stdout] test parser::tests::check_parse_ref_deref ... ok
[INFO] [stdout] test selector::tests::check_selector_node_path ... ok
[INFO] [stdout] test selector::tests::check_pattern_capture ... ok
[INFO] [stdout] test selector::tests::check_selector_kvmatch_parse ... ok
[INFO] [stdout] test selector::tests::check_selector_subpat ... ok
[INFO] [stdout] test selector::tests::check_selector_match_path ... ok
[INFO] [stdout] test selector::tests::check_selector_kv_match ... ok
[INFO] [stdout] test selector::tests::check_patterns ... ok
[INFO] [stdout] test selector::tests::check_selector_la ... ok
[INFO] [stdout] test selector::tests::check_selector_rec_cond ... ok
[INFO] [stdout] PROG:
[INFO] [stdout]   DATA:
[INFO] [stdout]     [  0] Ref(RefCell { value: None })
[INFO] [stdout] test vm::tests::vm_data ... ok
[INFO] [stdout] test selector::tests::check_selector_rec_glob ... ok
[INFO] [stdout] test vm::tests::vm_pair ... ok
[INFO] [stdout] test vm::tests::vm_maps ... ok
[INFO] [stdout] test vm::tests::vm_while ... ok
[INFO] [stdout] test vm::tests::vm_lists ... ok
[INFO] [stdout] test rpc_helper::tests::check_rpc ... ok
[INFO] [stdout] test vm::tests::vm_assign ... ok
[INFO] [stdout] test vm::tests::vm_func ... ok
[INFO] [stdout] test vm::tests::vm_vars ... ok
[INFO] [stdout] test vm::tests::vm_check_bytes_impl ... ok
[INFO] [stdout] test vm::tests::vm_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wlambda-65a2d628e94ad7c9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/language-89a8fcc9367c7b6a
[INFO] [stdout] 
[INFO] [stdout] running 116 tests
[INFO] [stdout] test check_backslash_function ... ok
[INFO] [stdout] test check_bool ... ok
[INFO] [stdout] test check_callbacks ... ok
[INFO] [stdout] test check_args ... ok
[INFO] [stdout] test check_call_primitives ... ok
[INFO] [stdout] test check_compile_env ... ok
[INFO] [stdout] test check_borrow_error ... ok
[INFO] [stdout] test check_byte_str_index ... ok
[INFO] [stdout] test check_append_prepend ... ok
[INFO] [stdout] test check_apply ... ok
[INFO] [stdout] test check_call_order ... ok
[INFO] [stdout] test check_code_string_literals ... ok
[INFO] [stdout] test check_copy ... ok
[INFO] [stdout] test check_delete ... ok
[INFO] [stdout] test check_and_or ... ok
[INFO] [stdout] test check_accum ... ok
[INFO] [stdout] test check_byte_replace ... ok
[INFO] [stdout] test check_arity ... ok
[INFO] [stdout] test check_arithmetics ... ok
[INFO] [stdout] test check_error_fn_pos ... ok
[INFO] [stdout] test check_field ... ok
[INFO] [stdout] test check_eval ... ok
[INFO] [stdout] test check_eval_ctx ... ok
[INFO] [stdout] test check_error_reporting_func ... ok
[INFO] [stdout] test check_const ... ok
[INFO] [stdout] test check_destructure_pair ... ok
[INFO] [stdout] test check_cyclic_str_write ... ok
[INFO] [stdout] test check_find ... ok
[INFO] [stdout] test check_accumulator ... ok
[INFO] [stdout] test check_function_string_rep ... ok
[INFO] [stdout] test check_bytes_impl ... ok
[INFO] [stdout] test check_global_vars ... ok
[INFO] [stdout] test check_destructure ... ok
[INFO] [stdout] test check_global_var_api ... ok
[INFO] [stdout] test check_int_float_conversion ... ok
[INFO] [stdout] test check_json ... ok
[INFO] [stdout] test check_error ... ok
[INFO] [stdout] test check_hash_fnv1 ... ok
[INFO] [stdout] test capture_ref_semantics ... ok
[INFO] [stdout] test check_iter_var_closure ... ok
[INFO] [stdout] test check_function_local_space ... ok
[INFO] [stdout] test check_field_access ... ok
[INFO] [stdout] test check_for ... ok
[INFO] [stdout] test check_match ... ok
[INFO] [stdout] test check_jump_table ... ok
[INFO] [stdout] test check_loop_info_unwind ... ok
[INFO] [stdout] test check_color_functions ... ok
[INFO] [stdout] test check_iter_data ... ok
[INFO] [stdout] test check_len_fun ... ok
[INFO] [stdout] test check_lerp_smoothstep ... ok
[INFO] [stdout] test check_kve_funcs ... ok
[INFO] [stdout] test check_eqv ... ok
[INFO] [stdout] XXXXXXXXXXXXXXXXXXXXXXX
[INFO] [stdout] XXXXXXXXXXXXXXXXXXXXXXX
[INFO] [stdout] test check_msgpack ... ok
[INFO] [stdout] test check_pick ... ok
[INFO] [stdout] test check_lst_map ... ok
[INFO] [stdout] test check_prelude_assert ... ok
[INFO] [stdout] test check_prelude_chrono ... ok
[INFO] [stdout] test check_oop ... ok
[INFO] [stdout] test check_list_boolean_indexing ... ok
[INFO] [stdout] test check_if ... ok
[INFO] [stdout] test check_quote ... ok
[INFO] [stdout] test check_push ... ok
[INFO] [stdout] test check_prelude ... ok
[INFO] [stdout] test check_prelude_str ... ok
[INFO] [stdout] test check_list_add_ops ... ok
[INFO] [stdout] test check_op_assignment ... ok
[INFO] [stdout] test check_range_break ... ok
[INFO] [stdout] test check_optionals ... ok
[INFO] [stdout] test check_range ... ok
[INFO] [stdout] test check_num_funs ... ok
[INFO] [stdout] test check_method_calls ... ok
[INFO] [stdout] test check_prelude_regex ... ok
[INFO] [stdout] test check_set_key ... ok
[INFO] [stdout] test check_ref ... ok
[INFO] [stdout] test check_return_sp ... ok
[INFO] [stdout] test check_returned_functions ... ok
[INFO] [stdout] test check_range_next ... ok
[INFO] [stdout] test check_reverse ... ok
[INFO] [stdout] test check_ref_closures ... ok
[INFO] [stdout] test check_shuffle ... ok
[INFO] [stdout] test check_splices ... ok
[INFO] [stdout] 0
[INFO] [stdout] 1
[INFO] [stdout] 2
[INFO] [stdout] 3
[INFO] [stdout] 4
[INFO] [stdout] test check_splitmix64 ... ok
[INFO] [stdout] test check_return ... ok
[INFO] [stdout] test check_ops ... ok
[INFO] [stdout] test check_sort ... ok
[INFO] [stdout] test check_regex_patterns ... ok
[INFO] [stdout] test check_simple_indexing ... ok
[INFO] [stdout] test check_pairs ... ok
[INFO] [stdout] test check_test_funs ... ok
[INFO] [stdout] test check_string ... ok
[INFO] [stdout] test check_to_no_arity ... ok
[INFO] [stdout] test check_trim ... ok
[INFO] [stdout] test check_test_module_imp_wlambda ... ok
[INFO] [stdout] test check_tree_match ... ok
[INFO] [stdout] test check_unary_plus_minus ... ok
[INFO] [stdout] test check_strengthen ... ok
[INFO] [stdout] test check_test_import ... ok
[INFO] [stdout] test check_user_obj_macro ... ok
[INFO] [stdout] test check_write_str ... ok
[INFO] [stdout] foo
[INFO] [stdout] test check_to_drop ... ok
[INFO] [stdout] test check_type ... ok
[INFO] [stdout] test map_over_map ... ok
[INFO] [stdout] test check_userdata ... ok
[INFO] [stdout] test check_struct_match ... ok
[INFO] [stdout] test string_map_with_function ... ok
[INFO] [stdout] test closure_generator ... ok
[INFO] [stdout] test check_nvec ... ok
[INFO] [stdout] test check_while ... ok
[INFO] [stdout] test ref_semantics ... ok
[INFO] [stdout] test check_trivial ... ok
[INFO] [stdout] test check_iter ... ok
[INFO] [stdout] test check_threads ... ok
[INFO] [stdout] test check_thread_valslot ... ok
[INFO] [stdout] test check_slice ... ok
[INFO] [stdout] test check_formatter ... ok
[INFO] [stdout] test check_struct_patterns ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 116 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wlambda_code_blocks-b2a8a1f702e2abb6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] Spot  meows!
[INFO] [stdout] Spot  meows!
[INFO] [stdout] We got 42!
[INFO] [stdout] 10 is 10
[INFO] [stdout] x is 20
[INFO] [stdout] 10 is 10
[INFO] [stdout] x isn't 20
[INFO] [stdout] FOO b
[INFO] [stdout] FOO a
[INFO] [stdout] $["a",$[]]
[INFO] [stdout] $["b",$[]]
[INFO] [stdout] $["c",$[]]
[INFO] [stdout] $["d",$[]]
[INFO] [stdout] $["e",$["d"]]
[INFO] [stdout] $["f",$["d","e"]]
[INFO] [stdout] [3,3:<wlambda::eval>] DEBUG: "I got values:"(string) $[1,2,3](vector) 99(integer)
[INFO] [stdout] [2,3:<wlambda::eval>] DEBUG: k = 30
[INFO] [stdout] test wlambda_code_blocks ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- wlambda_code_blocks stdout ----
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 416'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 424'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 437'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 449'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 464'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 472'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 480'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 487'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 507'...PROG:
[INFO] [stdout]   DATA:
[INFO] [stdout]     [  0] Ref(RefCell { value: None })
[INFO] [stdout]   result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 523'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 547'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 558'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 576'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 606'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 638'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 687'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 707'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 750'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 769'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 786'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 811'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 832'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 856'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 909'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 951'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 977'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 989'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1002'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1011'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1026'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1036'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1056'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1068'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1080'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1095'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1110'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1128'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1154'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1168'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1186'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1214'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1235'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1248'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1259'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1281'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1290'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1312'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1328'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1341'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1348'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1360'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1376'...  result: 10
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1393'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1456'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1479'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1500'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1531'...  result: 57
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1541'...  result: 86
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1556'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1575'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1583'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1607'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1618'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1638'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1655'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1667'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1691'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1702'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1712'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1733'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1753'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1764'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1775'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1785'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1796'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1814'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1830'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1983'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 1993'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2008'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2017'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2031'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2042'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2053'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2064'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2112'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2131'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2155'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2177'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2192'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2207'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2219'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2238'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2256'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2275'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2290'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2314'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2325'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2336'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2348'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2372'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2383'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2394'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2411'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2428'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2438'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2456'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2482'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2509'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2537'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2564'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2589'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2605'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2623'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2637'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2646'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2670'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2694'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2702'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2716'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2732'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2741'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2756'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2768'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2783'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2795'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2811'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2826'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2836'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2846'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2859'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2883'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2904'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2918'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2932'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2943'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2957'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2969'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2977'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2987'...  result: $b"ABCDEF\\xFD"
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 2997'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3003'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3072'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3081'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3099'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3110'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3120'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3130'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3144'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3154'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3160'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3194'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3205'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3234'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3264'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3293'...  result: &F{@[0,0:?()],amin=1,amax=1,locals=0,upvalues=$[]}
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3303'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3315'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3334'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3355'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3370'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3376'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3384'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3390'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3399'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3407'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3424'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3437'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3451'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3463'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3475'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3487'...  result: &F{@[0,0:?()],amin=1,amax=1,locals=0,upvalues=$[]}
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3505'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3524'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3552'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3566'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3578'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3596'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3616'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3624'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3635'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3643'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3654'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3852'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3885'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3904'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3920'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3932'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3958'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 3992'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4005'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4014'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4061'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4082'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4092'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4108'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4123'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4140'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4205'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4227'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4242'...  result: "x is 20"
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4259'...  result: "x isn\'t 20"
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4273'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4283'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4290'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4297'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4316'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4330'...LIST PAT: 10
[INFO] [stdout] LIST PAT: 3
[INFO] [stdout] LIST PAT: $[&Var,:"_*"]
[INFO] [stdout] LIST PAT: 1
[INFO] [stdout] LIST PAT: 10
[INFO] [stdout] LIST PAT: $[&Call,$[&Var,:b],$[&Call,$[&Var,:_+],2]]
[INFO] [stdout] LIST PAT: $[&Call,$[&Var,:_+],2]
[INFO] [stdout] LIST PAT: $[&Call,$[&Var,:a],$[&Call,$[&Var,:"_*"],$[&Map,$[:a,$[&Var,:y]]]]]
[INFO] [stdout] LIST PAT: $[&Call,$[&Var,:"_*"],$[&Map,$[:a,$[&Var,:y]]]]
[INFO] [stdout] LIST PAT: 1
[INFO] [stdout]   result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4379'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4756'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4826'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4836'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4856'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4874'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4888'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4896'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4910'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4971'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 4999'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5011'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5126'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5150'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5167'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5187'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5197'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5209'...  result: $true
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[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5227'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5236'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5245'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5256'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5277'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5287'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5311'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5322'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5333'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5347'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5360'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5373'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5396'...  result: &F{@[0,0:?()],amin=any,amax=any,locals=0,upvalues=$[]}
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5409'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5418'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5428'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5444'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5460'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5483'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5497'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5551'...LIST PAT: $[&Map,$[:a,10],$[:b,$[&Var,:x]]]
[INFO] [stdout] LIST PAT: $[&Var,:sym]
[INFO] [stdout]   result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5612'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5763'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5774'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5783'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5791'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5848'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5856'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5866'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5879'...PROG:
[INFO] [stdout]   DATA:
[INFO] [stdout]     [  0] Ref(RefCell { value: None })
[INFO] [stdout]   result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5887'...  result: $n
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5895'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5905'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5926'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5951'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5978'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 5988'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6002'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6009'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6029'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6044'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6064'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6078'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6102'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6121'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6137'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6154'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6171'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6187'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6214'...  result: 99
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6229'...  result: 30
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6261'...PROG:
[INFO] [stdout]     [  0] Mov(Data(0), Stack(0))
[INFO] [stdout]     [  1] Mov(Data(1), Stack(0))
[INFO] [stdout]     [  2] Mov(Data(2), Stack(0))
[INFO] [stdout]     [  3] Call(1, Stack(0))
[INFO] [stdout]     [  4] Mov(Data(3), Stack(0))
[INFO] [stdout]     [  5] Call(2, Value(None))
[INFO] [stdout]   DATA:
[INFO] [stdout]     [  0] Fun(&VValFun)
[INFO] [stdout]     [  1] Fun(&VValFun)
[INFO] [stdout]     [  2] Str("1 + 2")
[INFO] [stdout]     [  3] Int(3)
[INFO] [stdout]     [  4] Ref(RefCell { value: None })
[INFO] [stdout]   result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6284'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6297'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6307'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6332'...  result: $true
[INFO] [stdout] - code block 'doc/wlambda_reference.md line 6372'...thread 'wlambda_code_blocks' panicked at '   FAILED code snippet 'doc/wlambda_reference.md line 6372': Execution error: Jumped out of execution:  SA::Panic("Dropped error value: \"Couldn\\\'t open file \\\'prelude_test.txt\\\': Read-only file system (os error 30)\"")', tests/wlambda_code_blocks.rs:50:13
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55abdab71dc0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x55abdab71dc0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55abdab71dc0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x55abdab71dc0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x55abdab9828c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stdout]    5:     0x55abda5714a5 - std::io::Write::write_fmt::h50a71e2460ce07da
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stdout]    6:     0x55abdab6b801 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h9bbd3fed8160d0d2
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/impls.rs:176
[INFO] [stdout]    7:     0x55abdab74270 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    8:     0x55abdab74270 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    9:     0x55abdab74270 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stdout]   10:     0x55abdab73f66 - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:216
[INFO] [stdout]   11:     0x55abdab748d3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stdout]   12:     0x55abda840fdc - std::panicking::begin_panic::{{closure}}::hdbc44d196cbcf650
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stdout]   13:     0x55abda8caf7f - std::sys_common::backtrace::__rust_end_short_backtrace::hdb2e5794ea770376
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   14:     0x55abda840ec8 - std::panicking::begin_panic::hd9f6243aee51a62c
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stdout]   15:     0x55abda56a09c - wlambda_code_blocks::execute_script::h6a1516d21fd6548c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/wlambda_code_blocks.rs:50
[INFO] [stdout]   16:     0x55abda56a443 - wlambda_code_blocks::wlambda_code_blocks::h1be7ff8958b6ce32
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/wlambda_code_blocks.rs:61
[INFO] [stdout]   17:     0x55abda56a12a - wlambda_code_blocks::wlambda_code_blocks::{{closure}}::h5e073b76cb844717
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/wlambda_code_blocks.rs:56
[INFO] [stdout]   18:     0x55abda56d15e - core::ops::function::FnOnce::call_once::hadbf4f8bc39fe364
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stdout]   19:     0x55abda599d83 - core::ops::function::FnOnce::call_once::hd04d57b5cf16f85a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stdout]   20:     0x55abda599d83 - test::__rust_begin_short_backtrace::hd8e9a8c5a2e43388
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/test/src/lib.rs:517
[INFO] [stdout]   21:     0x55abda598253 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h3c3db8a500c1a19a
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   22:     0x55abda598253 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h043e9ebcbe360c80
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stdout]   23:     0x55abda598253 - std::panicking::try::do_call::h47c2fb275506c2e8
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stdout]   24:     0x55abda598253 - std::panicking::try::h569c20f0e99453b4
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stdout]   25:     0x55abda598253 - std::panic::catch_unwind::hb33c6d0f01540d23
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stdout]   26:     0x55abda598253 - test::run_test_in_process::hc0ce562d167e51cf
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/test/src/lib.rs:544
[INFO] [stdout]   27:     0x55abda598253 - test::run_test::run_test_inner::{{closure}}::hd3120982fcd71544
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/test/src/lib.rs:450
[INFO] [stdout]   28:     0x55abda5708d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h84f8bc12cc4cdac6
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout]   29:     0x55abda575b05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb8b5fa0ba425d4db
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stdout]   30:     0x55abda575b05 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc4b84b244cf55f75
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stdout]   31:     0x55abda575b05 - std::panicking::try::do_call::ha31922ad8fa17753
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stdout]   32:     0x55abda575b05 - std::panicking::try::h38a6da203722ae6e
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stdout]   33:     0x55abda575b05 - std::panic::catch_unwind::h83afce167c9062b9
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stdout]   34:     0x55abda575b05 - std::thread::Builder::spawn_unchecked::{{closure}}::h160689155590a70c
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:457
[INFO] [stdout]   35:     0x55abda575b05 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7dbf17a455132a46
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stdout]   36:     0x55abdab7bbea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   37:     0x55abdab7bbea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   38:     0x55abdab7bbea - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stdout]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stdout]   39:     0x7f50de21b609 - start_thread
[INFO] [stdout]   40:     0x7f50de127103 - clone
[INFO] [stdout]   41:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     wlambda_code_blocks
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test wlambda_code_blocks'
[INFO] running `Command { std: "docker" "inspect" "97f95b31014ac88e3d0d38ed6f31c925d6445ef70d913a1efca19ddbff1589f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f95b31014ac88e3d0d38ed6f31c925d6445ef70d913a1efca19ddbff1589f9", kill_on_drop: false }`
[INFO] [stdout] 97f95b31014ac88e3d0d38ed6f31c925d6445ef70d913a1efca19ddbff1589f9
