[INFO] fetching crate cardinal_backend 0.1.1...
[INFO] testing cardinal_backend-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate cardinal_backend 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate cardinal_backend 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cardinal_backend 0.1.1
[INFO] finished tweaking crates.io crate cardinal_backend 0.1.1
[INFO] tweaked toml for crates.io crate cardinal_backend 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate cardinal_backend 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f21653f2ab89bbe595b652026493d7a012d1d10230ae0def40c826c2519c0e98
[INFO] running `Command { std: "docker" "start" "-a" "f21653f2ab89bbe595b652026493d7a012d1d10230ae0def40c826c2519c0e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f21653f2ab89bbe595b652026493d7a012d1d10230ae0def40c826c2519c0e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21653f2ab89bbe595b652026493d7a012d1d10230ae0def40c826c2519c0e98", kill_on_drop: false }`
[INFO] [stdout] f21653f2ab89bbe595b652026493d7a012d1d10230ae0def40c826c2519c0e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f426d71588df21c94ef04155aaabe1b7cb78740aeaf7941f185dc5adc67a5a2
[INFO] running `Command { std: "docker" "start" "-a" "2f426d71588df21c94ef04155aaabe1b7cb78740aeaf7941f185dc5adc67a5a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cardinal_backend v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "2f426d71588df21c94ef04155aaabe1b7cb78740aeaf7941f185dc5adc67a5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f426d71588df21c94ef04155aaabe1b7cb78740aeaf7941f185dc5adc67a5a2", kill_on_drop: false }`
[INFO] [stdout] 2f426d71588df21c94ef04155aaabe1b7cb78740aeaf7941f185dc5adc67a5a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d71e20a7ace567fe4eec4d9b6713743849f83f53e2367062ecad49e65eba2438
[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" "d71e20a7ace567fe4eec4d9b6713743849f83f53e2367062ecad49e65eba2438", kill_on_drop: false }`
[INFO] [stderr]    Compiling cardinal_backend v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ValueType`
[INFO] [stdout]  --> examples/function.rs:1:52
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cardinal_backend::{ Function, FunctionBuilder, ValueType, Value };
[INFO] [stdout]   |                                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "d71e20a7ace567fe4eec4d9b6713743849f83f53e2367062ecad49e65eba2438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71e20a7ace567fe4eec4d9b6713743849f83f53e2367062ecad49e65eba2438", kill_on_drop: false }`
[INFO] [stdout] d71e20a7ace567fe4eec4d9b6713743849f83f53e2367062ecad49e65eba2438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb62692d111eb2dbd8d5d389c78091aadbe82a8197aca56124febe3a1a25ef7a
[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" "bb62692d111eb2dbd8d5d389c78091aadbe82a8197aca56124febe3a1a25ef7a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ValueType`
[INFO] [stderr]  --> examples/function.rs:1:52
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cardinal_backend::{ Function, FunctionBuilder, ValueType, Value };
[INFO] [stderr]   |                                                    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cardinal_backend` (example "function") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cardinal_backend-63de11cec3d4d0e8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cardinal_backend
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/opcode.rs - opcode::Opcode::IntegerNegate (line 30) ... FAILED
[INFO] [stdout] test src/opcode.rs - opcode::Opcode::IntegerAdd (line 19) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/opcode.rs - opcode::Opcode::IntegerNegate (line 30) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]  --> src/opcode.rs:31:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | x = -y
[INFO] [stdout]   | ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `y` in this scope
[INFO] [stdout]  --> src/opcode.rs:31:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | x = -y
[INFO] [stdout]   |      ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/opcode.rs - opcode::Opcode::IntegerAdd (line 19) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]  --> src/opcode.rs:20:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | x = y + z
[INFO] [stdout]   | ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `y` in this scope
[INFO] [stdout]  --> src/opcode.rs:20:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | x = y + z
[INFO] [stdout]   |     ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `z` in this scope
[INFO] [stdout]  --> src/opcode.rs:20:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | x = y + z
[INFO] [stdout]   |         ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/opcode.rs - opcode::Opcode::IntegerAdd (line 19)
[INFO] [stdout]     src/opcode.rs - opcode::Opcode::IntegerNegate (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "bb62692d111eb2dbd8d5d389c78091aadbe82a8197aca56124febe3a1a25ef7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb62692d111eb2dbd8d5d389c78091aadbe82a8197aca56124febe3a1a25ef7a", kill_on_drop: false }`
[INFO] [stdout] bb62692d111eb2dbd8d5d389c78091aadbe82a8197aca56124febe3a1a25ef7a