[INFO] cloning repository https://github.com/hooneun/rust-by-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hooneun/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frust-by-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frust-by-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6deed3b846efddab759a0cf2509f7b2433701afb
[INFO] testing hooneun/rust-by-example against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frust-by-example" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hooneun/rust-by-example on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hooneun/rust-by-example
[INFO] finished tweaking git repo https://github.com/hooneun/rust-by-example
[INFO] tweaked toml for git repo https://github.com/hooneun/rust-by-example written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/hooneun/rust-by-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f82c92b9f6904357ff7d671d7e89d7bbcfe543ed85ca830584d97a0ee482d03
[INFO] running `Command { std: "docker" "start" "-a" "3f82c92b9f6904357ff7d671d7e89d7bbcfe543ed85ca830584d97a0ee482d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f82c92b9f6904357ff7d671d7e89d7bbcfe543ed85ca830584d97a0ee482d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f82c92b9f6904357ff7d671d7e89d7bbcfe543ed85ca830584d97a0ee482d03", kill_on_drop: false }`
[INFO] [stdout] 3f82c92b9f6904357ff7d671d7e89d7bbcfe543ed85ca830584d97a0ee482d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f7cf14b52597b30ed868763fd624582facb44ee798fd65ed01579a6d1e4296
[INFO] running `Command { std: "docker" "start" "-a" "f4f7cf14b52597b30ed868763fd624582facb44ee798fd65ed01579a6d1e4296", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-by-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "f4f7cf14b52597b30ed868763fd624582facb44ee798fd65ed01579a6d1e4296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f7cf14b52597b30ed868763fd624582facb44ee798fd65ed01579a6d1e4296", kill_on_drop: false }`
[INFO] [stdout] f4f7cf14b52597b30ed868763fd624582facb44ee798fd65ed01579a6d1e4296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f4cb2cc6d2113060362f59858326149aebb625f32eb971d6263eab3dbf46304
[INFO] running `Command { std: "docker" "start" "-a" "8f4cb2cc6d2113060362f59858326149aebb625f32eb971d6263eab3dbf46304", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-by-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3m 40s
[INFO] running `Command { std: "docker" "inspect" "8f4cb2cc6d2113060362f59858326149aebb625f32eb971d6263eab3dbf46304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4cb2cc6d2113060362f59858326149aebb625f32eb971d6263eab3dbf46304", kill_on_drop: false }`
[INFO] [stdout] 8f4cb2cc6d2113060362f59858326149aebb625f32eb971d6263eab3dbf46304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 85a22ac905ef3a32be9a15e3adf7b7d4715457ed869a2b6c9975e7c2b34f29c8
[INFO] running `Command { std: "docker" "start" "-a" "85a22ac905ef3a32be9a15e3adf7b7d4715457ed869a2b6c9975e7c2b34f29c8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_by_example-a843f72c2b1e413b)
[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" "85a22ac905ef3a32be9a15e3adf7b7d4715457ed869a2b6c9975e7c2b34f29c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a22ac905ef3a32be9a15e3adf7b7d4715457ed869a2b6c9975e7c2b34f29c8", kill_on_drop: false }`
[INFO] [stdout] 85a22ac905ef3a32be9a15e3adf7b7d4715457ed869a2b6c9975e7c2b34f29c8