[INFO] cloning repository https://github.com/Curti-s/find_largest_item_in_a_list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Curti-s/find_largest_item_in_a_list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurti-s%2Ffind_largest_item_in_a_list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurti-s%2Ffind_largest_item_in_a_list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59c849fe53ffead9bb9bd3b0b39a0e165b1d548a
[INFO] testing Curti-s/find_largest_item_in_a_list against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCurti-s%2Ffind_largest_item_in_a_list" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Curti-s/find_largest_item_in_a_list on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Curti-s/find_largest_item_in_a_list
[INFO] finished tweaking git repo https://github.com/Curti-s/find_largest_item_in_a_list
[INFO] tweaked toml for git repo https://github.com/Curti-s/find_largest_item_in_a_list written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Curti-s/find_largest_item_in_a_list already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad3788d29f854e71d7db9481097e9cb2c2ef20658ac58d8d8a1843030194278e
[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" "ad3788d29f854e71d7db9481097e9cb2c2ef20658ac58d8d8a1843030194278e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad3788d29f854e71d7db9481097e9cb2c2ef20658ac58d8d8a1843030194278e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3788d29f854e71d7db9481097e9cb2c2ef20658ac58d8d8a1843030194278e", kill_on_drop: false }`
[INFO] [stdout] ad3788d29f854e71d7db9481097e9cb2c2ef20658ac58d8d8a1843030194278e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eaccef4e3f011e9383456cb31caa76204ffe73dd3c52dc26254c729564afad4
[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" "1eaccef4e3f011e9383456cb31caa76204ffe73dd3c52dc26254c729564afad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_largest_item_in_a_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "1eaccef4e3f011e9383456cb31caa76204ffe73dd3c52dc26254c729564afad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eaccef4e3f011e9383456cb31caa76204ffe73dd3c52dc26254c729564afad4", kill_on_drop: false }`
[INFO] [stdout] 1eaccef4e3f011e9383456cb31caa76204ffe73dd3c52dc26254c729564afad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14c8453b8bdf1ff01b0a98f7aff2aa5b2a1c2df5628df8c526901db99034d67b
[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" "14c8453b8bdf1ff01b0a98f7aff2aa5b2a1c2df5628df8c526901db99034d67b", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_largest_item_in_a_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "14c8453b8bdf1ff01b0a98f7aff2aa5b2a1c2df5628df8c526901db99034d67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c8453b8bdf1ff01b0a98f7aff2aa5b2a1c2df5628df8c526901db99034d67b", kill_on_drop: false }`
[INFO] [stdout] 14c8453b8bdf1ff01b0a98f7aff2aa5b2a1c2df5628df8c526901db99034d67b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05701cf116b82c270de26e8fe8e5885e3560c8a27a6535785d83e7f1dd833a6c
[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" "05701cf116b82c270de26e8fe8e5885e3560c8a27a6535785d83e7f1dd833a6c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/find_largest_item_in_a_list-7577bed35d3e90d4)
[INFO] running `Command { std: "docker" "inspect" "05701cf116b82c270de26e8fe8e5885e3560c8a27a6535785d83e7f1dd833a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05701cf116b82c270de26e8fe8e5885e3560c8a27a6535785d83e7f1dd833a6c", kill_on_drop: false }`
[INFO] [stdout] 05701cf116b82c270de26e8fe8e5885e3560c8a27a6535785d83e7f1dd833a6c