[INFO] cloning repository https://github.com/T882200/rust_sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/T882200/rust_sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT882200%2Frust_sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT882200%2Frust_sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 812971268d085db1a82189e5e5db0481a03ba7da
[INFO] testing T882200/rust_sandbox against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT882200%2Frust_sandbox" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/T882200/rust_sandbox 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/T882200/rust_sandbox
[INFO] finished tweaking git repo https://github.com/T882200/rust_sandbox
[INFO] tweaked toml for git repo https://github.com/T882200/rust_sandbox written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/T882200/rust_sandbox 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 327564518eee868700b6e3775b037edad7f0e3935550e0f8bb6021da3d838425
[INFO] running `Command { std: "docker" "start" "-a" "327564518eee868700b6e3775b037edad7f0e3935550e0f8bb6021da3d838425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "327564518eee868700b6e3775b037edad7f0e3935550e0f8bb6021da3d838425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327564518eee868700b6e3775b037edad7f0e3935550e0f8bb6021da3d838425", kill_on_drop: false }`
[INFO] [stdout] 327564518eee868700b6e3775b037edad7f0e3935550e0f8bb6021da3d838425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3299a1e5c6d82ac10ffca80bdd57cd441eb08c979b7d9fbe4bb298cf6aba872a
[INFO] running `Command { std: "docker" "start" "-a" "3299a1e5c6d82ac10ffca80bdd57cd441eb08c979b7d9fbe4bb298cf6aba872a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "3299a1e5c6d82ac10ffca80bdd57cd441eb08c979b7d9fbe4bb298cf6aba872a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3299a1e5c6d82ac10ffca80bdd57cd441eb08c979b7d9fbe4bb298cf6aba872a", kill_on_drop: false }`
[INFO] [stdout] 3299a1e5c6d82ac10ffca80bdd57cd441eb08c979b7d9fbe4bb298cf6aba872a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 22e212aad59bb790c5484606cb67ff49cb9b876101cc1e9808c3c05f7afd7678
[INFO] running `Command { std: "docker" "start" "-a" "22e212aad59bb790c5484606cb67ff49cb9b876101cc1e9808c3c05f7afd7678", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "22e212aad59bb790c5484606cb67ff49cb9b876101cc1e9808c3c05f7afd7678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e212aad59bb790c5484606cb67ff49cb9b876101cc1e9808c3c05f7afd7678", kill_on_drop: false }`
[INFO] [stdout] 22e212aad59bb790c5484606cb67ff49cb9b876101cc1e9808c3c05f7afd7678
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ebc2ac54aa0f88ff1ffcc369a4f63e584a35cab04406db81c4cbe9e439f851c0
[INFO] running `Command { std: "docker" "start" "-a" "ebc2ac54aa0f88ff1ffcc369a4f63e584a35cab04406db81c4cbe9e439f851c0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sandbox-3dcde6b1e9e4201c)
[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" "ebc2ac54aa0f88ff1ffcc369a4f63e584a35cab04406db81c4cbe9e439f851c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc2ac54aa0f88ff1ffcc369a4f63e584a35cab04406db81c4cbe9e439f851c0", kill_on_drop: false }`
[INFO] [stdout] ebc2ac54aa0f88ff1ffcc369a4f63e584a35cab04406db81c4cbe9e439f851c0