[INFO] cloning repository https://github.com/MarcoIeni/rust-docs-experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcoIeni/rust-docs-experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcoIeni%2Frust-docs-experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcoIeni%2Frust-docs-experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 971da97955d522992c3c567b1d8cc5ab69e67c3b
[INFO] testing MarcoIeni/rust-docs-experiment against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcoIeni%2Frust-docs-experiment" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcoIeni/rust-docs-experiment on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcoIeni/rust-docs-experiment
[INFO] finished tweaking git repo https://github.com/MarcoIeni/rust-docs-experiment
[INFO] tweaked toml for git repo https://github.com/MarcoIeni/rust-docs-experiment written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcoIeni/rust-docs-experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6e7b41d78f488c74419fb11e97cba21a0d7c3a802ed1b27ad803883402d8338
[INFO] running `Command { std: "docker" "start" "-a" "c6e7b41d78f488c74419fb11e97cba21a0d7c3a802ed1b27ad803883402d8338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6e7b41d78f488c74419fb11e97cba21a0d7c3a802ed1b27ad803883402d8338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e7b41d78f488c74419fb11e97cba21a0d7c3a802ed1b27ad803883402d8338", kill_on_drop: false }`
[INFO] [stdout] c6e7b41d78f488c74419fb11e97cba21a0d7c3a802ed1b27ad803883402d8338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1db29d9c59b392710e9a0fe022a18ddfad099c0777f9b1bdda21a3ff23029886
[INFO] running `Command { std: "docker" "start" "-a" "1db29d9c59b392710e9a0fe022a18ddfad099c0777f9b1bdda21a3ff23029886", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-docs-experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "1db29d9c59b392710e9a0fe022a18ddfad099c0777f9b1bdda21a3ff23029886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1db29d9c59b392710e9a0fe022a18ddfad099c0777f9b1bdda21a3ff23029886", kill_on_drop: false }`
[INFO] [stdout] 1db29d9c59b392710e9a0fe022a18ddfad099c0777f9b1bdda21a3ff23029886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce9d3a047183e2c6ee5eb728aa210f7ffe06883a234ece76abd3658777a5be30
[INFO] running `Command { std: "docker" "start" "-a" "ce9d3a047183e2c6ee5eb728aa210f7ffe06883a234ece76abd3658777a5be30", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-docs-experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "ce9d3a047183e2c6ee5eb728aa210f7ffe06883a234ece76abd3658777a5be30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9d3a047183e2c6ee5eb728aa210f7ffe06883a234ece76abd3658777a5be30", kill_on_drop: false }`
[INFO] [stdout] ce9d3a047183e2c6ee5eb728aa210f7ffe06883a234ece76abd3658777a5be30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2129d48b2255a79a3ae6528ed68a63f2277804982519788295dffa10f9f41f35
[INFO] running `Command { std: "docker" "start" "-a" "2129d48b2255a79a3ae6528ed68a63f2277804982519788295dffa10f9f41f35", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_docs_experiment-a291023b8bc5de84)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_docs_experiment-f4987a5614adf20c)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-docs-experiment
[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] [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" "2129d48b2255a79a3ae6528ed68a63f2277804982519788295dffa10f9f41f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2129d48b2255a79a3ae6528ed68a63f2277804982519788295dffa10f9f41f35", kill_on_drop: false }`
[INFO] [stdout] 2129d48b2255a79a3ae6528ed68a63f2277804982519788295dffa10f9f41f35