[INFO] cloning repository https://github.com/soenkehahn/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkehahn/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41d472a9b04cdb02312edfa8b05bd2d9f85789fb
[INFO] testing soenkehahn/rust-playground against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-playground" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/soenkehahn/rust-playground on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/soenkehahn/rust-playground
[INFO] finished tweaking git repo https://github.com/soenkehahn/rust-playground
[INFO] tweaked toml for git repo https://github.com/soenkehahn/rust-playground written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/soenkehahn/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf0bf44301820114d8b8298ef15b54257e0fd13becf965f868cfd3c3f4641e97
[INFO] running `Command { std: "docker" "start" "-a" "cf0bf44301820114d8b8298ef15b54257e0fd13becf965f868cfd3c3f4641e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0bf44301820114d8b8298ef15b54257e0fd13becf965f868cfd3c3f4641e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0bf44301820114d8b8298ef15b54257e0fd13becf965f868cfd3c3f4641e97", kill_on_drop: false }`
[INFO] [stdout] cf0bf44301820114d8b8298ef15b54257e0fd13becf965f868cfd3c3f4641e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1e6f85dedd528bfab926bf7cb71dad1139ba37d7c0690b43087bafb38ae869c
[INFO] running `Command { std: "docker" "start" "-a" "a1e6f85dedd528bfab926bf7cb71dad1139ba37d7c0690b43087bafb38ae869c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling atom v0.3.5
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "a1e6f85dedd528bfab926bf7cb71dad1139ba37d7c0690b43087bafb38ae869c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e6f85dedd528bfab926bf7cb71dad1139ba37d7c0690b43087bafb38ae869c", kill_on_drop: false }`
[INFO] [stdout] a1e6f85dedd528bfab926bf7cb71dad1139ba37d7c0690b43087bafb38ae869c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b13db47a6786f9d89c11ee623b4d9b224a157a8407a7719366174cc70dc7400
[INFO] running `Command { std: "docker" "start" "-a" "0b13db47a6786f9d89c11ee623b4d9b224a157a8407a7719366174cc70dc7400", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "0b13db47a6786f9d89c11ee623b4d9b224a157a8407a7719366174cc70dc7400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b13db47a6786f9d89c11ee623b4d9b224a157a8407a7719366174cc70dc7400", kill_on_drop: false }`
[INFO] [stdout] 0b13db47a6786f9d89c11ee623b4d9b224a157a8407a7719366174cc70dc7400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c6f9c132273f7f4bd108afa34cb1711f135c77b654e1d7ebdfa0fc51280e06d
[INFO] running `Command { std: "docker" "start" "-a" "3c6f9c132273f7f4bd108afa34cb1711f135c77b654e1d7ebdfa0fc51280e06d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/playground-1085d2404fd8d0e8)
[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" "3c6f9c132273f7f4bd108afa34cb1711f135c77b654e1d7ebdfa0fc51280e06d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6f9c132273f7f4bd108afa34cb1711f135c77b654e1d7ebdfa0fc51280e06d", kill_on_drop: false }`
[INFO] [stdout] 3c6f9c132273f7f4bd108afa34cb1711f135c77b654e1d7ebdfa0fc51280e06d