[INFO] cloning repository https://github.com/mossworks/rust-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mossworks/rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmossworks%2Frust-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmossworks%2Frust-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fc83482b3ba9dade8cccfdf85db7226704b44aa
[INFO] testing mossworks/rust-hello-world against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmossworks%2Frust-hello-world" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mossworks/rust-hello-world 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/mossworks/rust-hello-world
[INFO] finished tweaking git repo https://github.com/mossworks/rust-hello-world
[INFO] tweaked toml for git repo https://github.com/mossworks/rust-hello-world written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/mossworks/rust-hello-world 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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 966cbccb95cf5a5cce7da8cb5324beb6c69f14ba4aad5f23869ac64d04d7bb9c
[INFO] running `Command { std: "docker" "start" "-a" "966cbccb95cf5a5cce7da8cb5324beb6c69f14ba4aad5f23869ac64d04d7bb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "966cbccb95cf5a5cce7da8cb5324beb6c69f14ba4aad5f23869ac64d04d7bb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966cbccb95cf5a5cce7da8cb5324beb6c69f14ba4aad5f23869ac64d04d7bb9c", kill_on_drop: false }`
[INFO] [stdout] 966cbccb95cf5a5cce7da8cb5324beb6c69f14ba4aad5f23869ac64d04d7bb9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 2797a29822706131d52ba78514581b79d480e8faf7f40e7c2d444714ceb2163d
[INFO] running `Command { std: "docker" "start" "-a" "2797a29822706131d52ba78514581b79d480e8faf7f40e7c2d444714ceb2163d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "2797a29822706131d52ba78514581b79d480e8faf7f40e7c2d444714ceb2163d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2797a29822706131d52ba78514581b79d480e8faf7f40e7c2d444714ceb2163d", kill_on_drop: false }`
[INFO] [stdout] 2797a29822706131d52ba78514581b79d480e8faf7f40e7c2d444714ceb2163d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 474dbf54307c38b6889975f54572bb684265059173e8ed42c7b5be062310423e
[INFO] running `Command { std: "docker" "start" "-a" "474dbf54307c38b6889975f54572bb684265059173e8ed42c7b5be062310423e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "474dbf54307c38b6889975f54572bb684265059173e8ed42c7b5be062310423e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474dbf54307c38b6889975f54572bb684265059173e8ed42c7b5be062310423e", kill_on_drop: false }`
[INFO] [stdout] 474dbf54307c38b6889975f54572bb684265059173e8ed42c7b5be062310423e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 1d3af0a75f5ac4556db5549e952859d6bba5eaf6cf086ea4a33893c74c85fc20
[INFO] running `Command { std: "docker" "start" "-a" "1d3af0a75f5ac4556db5549e952859d6bba5eaf6cf086ea4a33893c74c85fc20", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-70e4fa33a1e12d01)
[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" "1d3af0a75f5ac4556db5549e952859d6bba5eaf6cf086ea4a33893c74c85fc20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3af0a75f5ac4556db5549e952859d6bba5eaf6cf086ea4a33893c74c85fc20", kill_on_drop: false }`
[INFO] [stdout] 1d3af0a75f5ac4556db5549e952859d6bba5eaf6cf086ea4a33893c74c85fc20