[INFO] fetching crate mlang 0.1.0...
[INFO] testing mlang-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mlang 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mlang 0.1.0
[INFO] finished tweaking crates.io crate mlang 0.1.0
[INFO] tweaked toml for crates.io crate mlang 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mlang 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mlang 0.1.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8390005f003ea29f43c8a0f9ea9087a9e6eb3296b7b3c6d8f0a2c7bfcaa02320
[INFO] running `Command { std: "docker" "start" "-a" "8390005f003ea29f43c8a0f9ea9087a9e6eb3296b7b3c6d8f0a2c7bfcaa02320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8390005f003ea29f43c8a0f9ea9087a9e6eb3296b7b3c6d8f0a2c7bfcaa02320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8390005f003ea29f43c8a0f9ea9087a9e6eb3296b7b3c6d8f0a2c7bfcaa02320", kill_on_drop: false }`
[INFO] [stdout] 8390005f003ea29f43c8a0f9ea9087a9e6eb3296b7b3c6d8f0a2c7bfcaa02320
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ace8ba8a6756f50c17c6a68e9871df12c4b42de59a49d3b1113a0589bda166e6
[INFO] running `Command { std: "docker" "start" "-a" "ace8ba8a6756f50c17c6a68e9871df12c4b42de59a49d3b1113a0589bda166e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ace8ba8a6756f50c17c6a68e9871df12c4b42de59a49d3b1113a0589bda166e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace8ba8a6756f50c17c6a68e9871df12c4b42de59a49d3b1113a0589bda166e6", kill_on_drop: false }`
[INFO] [stdout] ace8ba8a6756f50c17c6a68e9871df12c4b42de59a49d3b1113a0589bda166e6
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ace3c6901f6d8de9174626a2fef660704b9023fd85cc6992089b48a0593adc0
[INFO] running `Command { std: "docker" "start" "-a" "1ace3c6901f6d8de9174626a2fef660704b9023fd85cc6992089b48a0593adc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "1ace3c6901f6d8de9174626a2fef660704b9023fd85cc6992089b48a0593adc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ace3c6901f6d8de9174626a2fef660704b9023fd85cc6992089b48a0593adc0", kill_on_drop: false }`
[INFO] [stdout] 1ace3c6901f6d8de9174626a2fef660704b9023fd85cc6992089b48a0593adc0
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31a93a4ac0d3ae1bba51479402ed3d70bf69f4ad63cc2c8840106f259506d789
[INFO] running `Command { std: "docker" "start" "-a" "31a93a4ac0d3ae1bba51479402ed3d70bf69f4ad63cc2c8840106f259506d789", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mlang-bf8b92a7f26467f5)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31a93a4ac0d3ae1bba51479402ed3d70bf69f4ad63cc2c8840106f259506d789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a93a4ac0d3ae1bba51479402ed3d70bf69f4ad63cc2c8840106f259506d789", kill_on_drop: false }`
[INFO] [stdout] 31a93a4ac0d3ae1bba51479402ed3d70bf69f4ad63cc2c8840106f259506d789