[INFO] fetching crate putbackpeekmore 0.1.2...
[INFO] testing putbackpeekmore-0.1.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate putbackpeekmore 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate putbackpeekmore 0.1.2
[INFO] finished tweaking crates.io crate putbackpeekmore 0.1.2
[INFO] tweaked toml for crates.io crate putbackpeekmore 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate putbackpeekmore 0.1.2 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate putbackpeekmore 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37fc5ce3ba606db02b95cee4c7b6b39fb98103a1df4268c2c404c75c7cace3e7
[INFO] running `Command { std: "docker" "start" "-a" "37fc5ce3ba606db02b95cee4c7b6b39fb98103a1df4268c2c404c75c7cace3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37fc5ce3ba606db02b95cee4c7b6b39fb98103a1df4268c2c404c75c7cace3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fc5ce3ba606db02b95cee4c7b6b39fb98103a1df4268c2c404c75c7cace3e7", kill_on_drop: false }`
[INFO] [stdout] 37fc5ce3ba606db02b95cee4c7b6b39fb98103a1df4268c2c404c75c7cace3e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3db1618b6bf06aba2638090752efaaebcd38345b4c5af9e67c14518066d150e
[INFO] running `Command { std: "docker" "start" "-a" "e3db1618b6bf06aba2638090752efaaebcd38345b4c5af9e67c14518066d150e", kill_on_drop: false }`
[INFO] [stderr]    Compiling putbackpeekmore v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "e3db1618b6bf06aba2638090752efaaebcd38345b4c5af9e67c14518066d150e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3db1618b6bf06aba2638090752efaaebcd38345b4c5af9e67c14518066d150e", kill_on_drop: false }`
[INFO] [stdout] e3db1618b6bf06aba2638090752efaaebcd38345b4c5af9e67c14518066d150e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4568ab662d63fb2fa19e6da0b85c5c1193c665137e694908764c136a387eae19
[INFO] running `Command { std: "docker" "start" "-a" "4568ab662d63fb2fa19e6da0b85c5c1193c665137e694908764c136a387eae19", kill_on_drop: false }`
[INFO] [stderr]    Compiling putbackpeekmore v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "4568ab662d63fb2fa19e6da0b85c5c1193c665137e694908764c136a387eae19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4568ab662d63fb2fa19e6da0b85c5c1193c665137e694908764c136a387eae19", kill_on_drop: false }`
[INFO] [stdout] 4568ab662d63fb2fa19e6da0b85c5c1193c665137e694908764c136a387eae19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5d8978a2bed5f96003cf0c97d40331c17d9fc063f6ed800d7a29fe033c8d272
[INFO] running `Command { std: "docker" "start" "-a" "f5d8978a2bed5f96003cf0c97d40331c17d9fc063f6ed800d7a29fe033c8d272", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/putbackpeekmore-0ad54ceefc9da81c)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_next ... ok
[INFO] [stdout] test tests::test_put_back ... ok
[INFO] [stdout] test tests::test_peek_more ... ok
[INFO] [stdout] test tests::test_peek_multiple_calls ... ok
[INFO] [stdout] test tests::test_peek_value ... ok
[INFO] [stdout] test tests::peek_value_small ... ok
[INFO] [stdout] test tests::test_peek ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests putbackpeekmore
[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" "f5d8978a2bed5f96003cf0c97d40331c17d9fc063f6ed800d7a29fe033c8d272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d8978a2bed5f96003cf0c97d40331c17d9fc063f6ed800d7a29fe033c8d272", kill_on_drop: false }`
[INFO] [stdout] f5d8978a2bed5f96003cf0c97d40331c17d9fc063f6ed800d7a29fe033c8d272