[INFO] cloning repository https://github.com/PiotrGog/simple-webserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PiotrGog/simple-webserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPiotrGog%2Fsimple-webserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPiotrGog%2Fsimple-webserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b399022b4c3960da1073938ad92bdd38833d678f
[INFO] testing PiotrGog/simple-webserver against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPiotrGog%2Fsimple-webserver" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files: 100% (16/16)
Updating files: 100% (16/16), done.
[INFO] validating manifest of git repo https://github.com/PiotrGog/simple-webserver on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PiotrGog/simple-webserver
[INFO] finished tweaking git repo https://github.com/PiotrGog/simple-webserver
[INFO] tweaked toml for git repo https://github.com/PiotrGog/simple-webserver written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/PiotrGog/simple-webserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 944710748a783de945af05d942e4b94ee5570bd5b2d26641c4b3c2b86d9d1fb6
[INFO] running `Command { std: "docker" "start" "-a" "944710748a783de945af05d942e4b94ee5570bd5b2d26641c4b3c2b86d9d1fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "944710748a783de945af05d942e4b94ee5570bd5b2d26641c4b3c2b86d9d1fb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944710748a783de945af05d942e4b94ee5570bd5b2d26641c4b3c2b86d9d1fb6", kill_on_drop: false }`
[INFO] [stdout] 944710748a783de945af05d942e4b94ee5570bd5b2d26641c4b3c2b86d9d1fb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d57091f8e9d55af7cfad50c114254ce1dd336e4e33dc33b4a91046d5fce2c4b3
[INFO] running `Command { std: "docker" "start" "-a" "d57091f8e9d55af7cfad50c114254ce1dd336e4e33dc33b4a91046d5fce2c4b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling single-threaded-server v0.1.0 (/opt/rustwide/workdir/single-threaded-server)
[INFO] [stderr]    Compiling multi-threaded-server v0.1.0 (/opt/rustwide/workdir/multi-threaded-server)
[INFO] [stderr]    Compiling main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "d57091f8e9d55af7cfad50c114254ce1dd336e4e33dc33b4a91046d5fce2c4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57091f8e9d55af7cfad50c114254ce1dd336e4e33dc33b4a91046d5fce2c4b3", kill_on_drop: false }`
[INFO] [stdout] d57091f8e9d55af7cfad50c114254ce1dd336e4e33dc33b4a91046d5fce2c4b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20ddbbcc8c39ba3e59b3d2efebbb92b408da3756a340cd28f719290ceadad618
[INFO] running `Command { std: "docker" "start" "-a" "20ddbbcc8c39ba3e59b3d2efebbb92b408da3756a340cd28f719290ceadad618", kill_on_drop: false }`
[INFO] [stderr]    Compiling single-threaded-server v0.1.0 (/opt/rustwide/workdir/single-threaded-server)
[INFO] [stderr]    Compiling multi-threaded-server v0.1.0 (/opt/rustwide/workdir/multi-threaded-server)
[INFO] [stderr]    Compiling main v0.1.0 (/opt/rustwide/workdir/main)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "20ddbbcc8c39ba3e59b3d2efebbb92b408da3756a340cd28f719290ceadad618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ddbbcc8c39ba3e59b3d2efebbb92b408da3756a340cd28f719290ceadad618", kill_on_drop: false }`
[INFO] [stdout] 20ddbbcc8c39ba3e59b3d2efebbb92b408da3756a340cd28f719290ceadad618
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5a63d516d4f82998a52738bd4401e75b6e14380ac32a35ac8ae5da1c5f5743b
[INFO] running `Command { std: "docker" "start" "-a" "c5a63d516d4f82998a52738bd4401e75b6e14380ac32a35ac8ae5da1c5f5743b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-54a218cd47363ece)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multi_threaded_server-f4cae73cc81f0f83)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/single_threaded_server-068a9472301a8476)
[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] [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] [stderr]    Doc-tests multi-threaded-server
[INFO] [stderr] error[E0659]: `multi_threaded_server` is ambiguous
[INFO] [stderr]  --> /opt/rustwide/workdir/multi-threaded-server/src/lib.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use multi_threaded_server::*;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]   |
[INFO] [stderr]   = note: ambiguous because of multiple potential import sources
[INFO] [stderr]   = note: `multi_threaded_server` could refer to a crate passed with `--extern`
[INFO] [stderr]   = help: use `::multi_threaded_server` to refer to this crate unambiguously
[INFO] [stderr] note: `multi_threaded_server` could also refer to the module defined here
[INFO] [stderr]  --> /opt/rustwide/workdir/multi-threaded-server/src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | mod multi_threaded_server;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   = help: use `crate::multi_threaded_server` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "c5a63d516d4f82998a52738bd4401e75b6e14380ac32a35ac8ae5da1c5f5743b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a63d516d4f82998a52738bd4401e75b6e14380ac32a35ac8ae5da1c5f5743b", kill_on_drop: false }`
[INFO] [stdout] c5a63d516d4f82998a52738bd4401e75b6e14380ac32a35ac8ae5da1c5f5743b