[INFO] cloning repository https://github.com/jonathan-hyland/rust_em
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonathan-hyland/rust_em" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonathan-hyland%2Frust_em", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonathan-hyland%2Frust_em'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73cae977c6a9aed6a4159d70ed094e9e716a6cee
[INFO] testing jonathan-hyland/rust_em against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonathan-hyland%2Frust_em" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonathan-hyland/rust_em on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonathan-hyland/rust_em
[INFO] finished tweaking git repo https://github.com/jonathan-hyland/rust_em
[INFO] tweaked toml for git repo https://github.com/jonathan-hyland/rust_em written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/jonathan-hyland/rust_em already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baca4e234ecd35e9c5479fa94943c11a872203d8ee6e07b6be70cf04013d269e
[INFO] running `Command { std: "docker" "start" "-a" "baca4e234ecd35e9c5479fa94943c11a872203d8ee6e07b6be70cf04013d269e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baca4e234ecd35e9c5479fa94943c11a872203d8ee6e07b6be70cf04013d269e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baca4e234ecd35e9c5479fa94943c11a872203d8ee6e07b6be70cf04013d269e", kill_on_drop: false }`
[INFO] [stdout] baca4e234ecd35e9c5479fa94943c11a872203d8ee6e07b6be70cf04013d269e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 849f5b8175f2ec25e9595461ad7ad7b61096139605628aee1fdaebac3323407c
[INFO] running `Command { std: "docker" "start" "-a" "849f5b8175f2ec25e9595461ad7ad7b61096139605628aee1fdaebac3323407c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_em v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "849f5b8175f2ec25e9595461ad7ad7b61096139605628aee1fdaebac3323407c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849f5b8175f2ec25e9595461ad7ad7b61096139605628aee1fdaebac3323407c", kill_on_drop: false }`
[INFO] [stdout] 849f5b8175f2ec25e9595461ad7ad7b61096139605628aee1fdaebac3323407c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 466c9a14f9618917afe5d3185d9c95eb2ec246adc7ce1410f4954e31252d83f7
[INFO] running `Command { std: "docker" "start" "-a" "466c9a14f9618917afe5d3185d9c95eb2ec246adc7ce1410f4954e31252d83f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_em v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "466c9a14f9618917afe5d3185d9c95eb2ec246adc7ce1410f4954e31252d83f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "466c9a14f9618917afe5d3185d9c95eb2ec246adc7ce1410f4954e31252d83f7", kill_on_drop: false }`
[INFO] [stdout] 466c9a14f9618917afe5d3185d9c95eb2ec246adc7ce1410f4954e31252d83f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 257e30ea68c1fd64000f4a2dfdba3fcd104b0f5e9d8e834df8ae0a9867cd3957
[INFO] running `Command { std: "docker" "start" "-a" "257e30ea68c1fd64000f4a2dfdba3fcd104b0f5e9d8e834df8ae0a9867cd3957", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_em-072a8a7ecf24ab87)
[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" "257e30ea68c1fd64000f4a2dfdba3fcd104b0f5e9d8e834df8ae0a9867cd3957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257e30ea68c1fd64000f4a2dfdba3fcd104b0f5e9d8e834df8ae0a9867cd3957", kill_on_drop: false }`
[INFO] [stdout] 257e30ea68c1fd64000f4a2dfdba3fcd104b0f5e9d8e834df8ae0a9867cd3957