[INFO] fetching crate ms-sh 0.0.0...
[INFO] checking ms-sh-0.0.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate ms-sh 0.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ms-sh 0.0.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ms-sh 0.0.0
[INFO] finished tweaking crates.io crate ms-sh 0.0.0
[INFO] tweaked toml for crates.io crate ms-sh 0.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate ms-sh 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded insta v1.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3be07c47a2a6ef7e301040ac20769a81a1c648d3afdcf9e163a6f5062de3a3a
[INFO] running `Command { std: "docker" "start" "-a" "a3be07c47a2a6ef7e301040ac20769a81a1c648d3afdcf9e163a6f5062de3a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3be07c47a2a6ef7e301040ac20769a81a1c648d3afdcf9e163a6f5062de3a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3be07c47a2a6ef7e301040ac20769a81a1c648d3afdcf9e163a6f5062de3a3a", kill_on_drop: false }`
[INFO] [stdout] a3be07c47a2a6ef7e301040ac20769a81a1c648d3afdcf9e163a6f5062de3a3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa7b39f531d76085e1dbb870ed7de15c75f09b021b4f94d3cb8984be722cfd05
[INFO] running `Command { std: "docker" "start" "-a" "fa7b39f531d76085e1dbb870ed7de15c75f09b021b4f94d3cb8984be722cfd05", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking ms-sh v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking insta v1.28.0
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/runtime/eval.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         evaluator.eval_udf(0, &locals); // compute initial value of global vars
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let _ = evaluator.eval_udf(0, &locals); // compute initial value of global vars
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/runtime/eval.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         evaluator.eval();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let _ = evaluator.eval();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/runtime/eval.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         evaluator.eval_udf(2, &args);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let _ = evaluator.eval_udf(2, &args);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "fa7b39f531d76085e1dbb870ed7de15c75f09b021b4f94d3cb8984be722cfd05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7b39f531d76085e1dbb870ed7de15c75f09b021b4f94d3cb8984be722cfd05", kill_on_drop: false }`
[INFO] [stdout] fa7b39f531d76085e1dbb870ed7de15c75f09b021b4f94d3cb8984be722cfd05
[INFO] checking ms-sh-0.0.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate ms-sh 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ms-sh 0.0.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ms-sh 0.0.0
[INFO] finished tweaking crates.io crate ms-sh 0.0.0
[INFO] tweaked toml for crates.io crate ms-sh 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate ms-sh 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e5478c83f25f95fe41ca9e6ed1a6dc3f003780c9642ab9a8cef2129633d848e
[INFO] running `Command { std: "docker" "start" "-a" "7e5478c83f25f95fe41ca9e6ed1a6dc3f003780c9642ab9a8cef2129633d848e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e5478c83f25f95fe41ca9e6ed1a6dc3f003780c9642ab9a8cef2129633d848e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e5478c83f25f95fe41ca9e6ed1a6dc3f003780c9642ab9a8cef2129633d848e", kill_on_drop: false }`
[INFO] [stdout] 7e5478c83f25f95fe41ca9e6ed1a6dc3f003780c9642ab9a8cef2129633d848e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40d2c45a6b648d86af0ed9ab863e5cac4a61d77a2576b7dc70d25028a0929cc0
[INFO] running `Command { std: "docker" "start" "-a" "40d2c45a6b648d86af0ed9ab863e5cac4a61d77a2576b7dc70d25028a0929cc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking ms-sh v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking insta v1.28.0
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/runtime/eval.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         evaluator.eval_udf(0, &locals); // compute initial value of global vars
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let _ = evaluator.eval_udf(0, &locals); // compute initial value of global vars
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/runtime/eval.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |         evaluator.eval();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let _ = evaluator.eval();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/runtime/eval.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 186 |         evaluator.eval_udf(2, &args);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 186 |         let _ = evaluator.eval_udf(2, &args);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "40d2c45a6b648d86af0ed9ab863e5cac4a61d77a2576b7dc70d25028a0929cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d2c45a6b648d86af0ed9ab863e5cac4a61d77a2576b7dc70d25028a0929cc0", kill_on_drop: false }`
[INFO] [stdout] 40d2c45a6b648d86af0ed9ab863e5cac4a61d77a2576b7dc70d25028a0929cc0