[INFO] cloning repository https://github.com/thecog19/rust-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thecog19/rust-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aeb446f9fb0d6bcaa23de747a7ffbc2391ddd48e
[INFO] testing thecog19/rust-experiments against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecog19%2Frust-experiments" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thecog19/rust-experiments on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thecog19/rust-experiments
[INFO] finished tweaking git repo https://github.com/thecog19/rust-experiments
[INFO] tweaked toml for git repo https://github.com/thecog19/rust-experiments written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/thecog19/rust-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e98cc488b00ebf2ddc7a82d6abb87bc653adcee043d34ba3f47e2cce98385429
[INFO] running `Command { std: "docker" "start" "-a" "e98cc488b00ebf2ddc7a82d6abb87bc653adcee043d34ba3f47e2cce98385429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e98cc488b00ebf2ddc7a82d6abb87bc653adcee043d34ba3f47e2cce98385429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98cc488b00ebf2ddc7a82d6abb87bc653adcee043d34ba3f47e2cce98385429", kill_on_drop: false }`
[INFO] [stdout] e98cc488b00ebf2ddc7a82d6abb87bc653adcee043d34ba3f47e2cce98385429
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b202377718c26be70719b8dccc6dfd8731eaafce7fb62557c43e07bcfd4c7bf1
[INFO] running `Command { std: "docker" "start" "-a" "b202377718c26be70719b8dccc6dfd8731eaafce7fb62557c43e07bcfd4c7bf1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling playing-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "b202377718c26be70719b8dccc6dfd8731eaafce7fb62557c43e07bcfd4c7bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b202377718c26be70719b8dccc6dfd8731eaafce7fb62557c43e07bcfd4c7bf1", kill_on_drop: false }`
[INFO] [stdout] b202377718c26be70719b8dccc6dfd8731eaafce7fb62557c43e07bcfd4c7bf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a96a0eb7dac9380f8b1ca627ed2b2e3c15148120349aaf6a2e132dfa830ba1
[INFO] running `Command { std: "docker" "start" "-a" "e6a96a0eb7dac9380f8b1ca627ed2b2e3c15148120349aaf6a2e132dfa830ba1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling playing-with-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/playing_with_rust-4548625425020fae)
[INFO] running `Command { std: "docker" "inspect" "e6a96a0eb7dac9380f8b1ca627ed2b2e3c15148120349aaf6a2e132dfa830ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a96a0eb7dac9380f8b1ca627ed2b2e3c15148120349aaf6a2e132dfa830ba1", kill_on_drop: false }`
[INFO] [stdout] e6a96a0eb7dac9380f8b1ca627ed2b2e3c15148120349aaf6a2e132dfa830ba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 912a01f1d911e5ad4b8f4af4542ed211b18f763dd110e7c9697cd4ba73eca0f1
[INFO] running `Command { std: "docker" "start" "-a" "912a01f1d911e5ad4b8f4af4542ed211b18f763dd110e7c9697cd4ba73eca0f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/playing_with_rust-4548625425020fae)
[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" "912a01f1d911e5ad4b8f4af4542ed211b18f763dd110e7c9697cd4ba73eca0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912a01f1d911e5ad4b8f4af4542ed211b18f763dd110e7c9697cd4ba73eca0f1", kill_on_drop: false }`
[INFO] [stdout] 912a01f1d911e5ad4b8f4af4542ed211b18f763dd110e7c9697cd4ba73eca0f1