[INFO] fetching crate tailsome 1.0.0...
[INFO] testing tailsome-1.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate tailsome 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate tailsome 1.0.0
[INFO] finished tweaking crates.io crate tailsome 1.0.0
[INFO] tweaked toml for crates.io crate tailsome 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tailsome 1.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding rstest v0.16.0 (available: v0.26.1)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.16.0
[INFO] [stderr]   Downloaded rstest_macros v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a91fb575aaf22d2029c6c20f23c2dd97fd6e2ea0cdfeb1bc0c53c2b102b53c11
[INFO] running `Command { std: "docker" "start" "-a" "a91fb575aaf22d2029c6c20f23c2dd97fd6e2ea0cdfeb1bc0c53c2b102b53c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a91fb575aaf22d2029c6c20f23c2dd97fd6e2ea0cdfeb1bc0c53c2b102b53c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a91fb575aaf22d2029c6c20f23c2dd97fd6e2ea0cdfeb1bc0c53c2b102b53c11", kill_on_drop: false }`
[INFO] [stdout] a91fb575aaf22d2029c6c20f23c2dd97fd6e2ea0cdfeb1bc0c53c2b102b53c11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e1ba43007ef682481e382d6a44d2af9340bc9fe2bd3eed916dbfc71a15384b39
[INFO] running `Command { std: "docker" "start" "-a" "e1ba43007ef682481e382d6a44d2af9340bc9fe2bd3eed916dbfc71a15384b39", kill_on_drop: false }`
[INFO] [stderr]    Compiling tailsome v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "e1ba43007ef682481e382d6a44d2af9340bc9fe2bd3eed916dbfc71a15384b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ba43007ef682481e382d6a44d2af9340bc9fe2bd3eed916dbfc71a15384b39", kill_on_drop: false }`
[INFO] [stdout] e1ba43007ef682481e382d6a44d2af9340bc9fe2bd3eed916dbfc71a15384b39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1835fc82e02930610c544e9b7c868abe131a5c716cb952fb14b9b446f2838268
[INFO] running `Command { std: "docker" "start" "-a" "1835fc82e02930610c544e9b7c868abe131a5c716cb952fb14b9b446f2838268", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling rstest_macros v0.16.0
[INFO] [stderr]    Compiling rstest v0.16.0
[INFO] [stderr]    Compiling tailsome v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.67s
[INFO] running `Command { std: "docker" "inspect" "1835fc82e02930610c544e9b7c868abe131a5c716cb952fb14b9b446f2838268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1835fc82e02930610c544e9b7c868abe131a5c716cb952fb14b9b446f2838268", kill_on_drop: false }`
[INFO] [stdout] 1835fc82e02930610c544e9b7c868abe131a5c716cb952fb14b9b446f2838268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9ef1f4c9a1017b2cdede899596a1336a893aa4cff3dda31da758bb686173f04e
[INFO] running `Command { std: "docker" "start" "-a" "9ef1f4c9a1017b2cdede899596a1336a893aa4cff3dda31da758bb686173f04e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tailsome-fc31c38b38884fe8)
[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]      Running tests/result.rs (/opt/rustwide/target/debug/deps/result-fc8f649f5843e696)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test anything_can_be_err::case_3 ... ok
[INFO] [stdout] test anything_can_be_ok::case_2 ... ok
[INFO] [stdout] test anything_can_be_ok::case_4 ... ok
[INFO] [stdout] test anything_can_be_ok::case_5 ... ok
[INFO] [stdout] test anything_can_be_ok::case_1 ... ok
[INFO] [stdout] test anything_can_be_err::case_2 ... ok
[INFO] [stdout] test anything_can_be_err::case_1 ... ok
[INFO] [stdout] test anything_can_be_err::case_4 ... ok
[INFO] [stdout] test anything_can_be_ok::case_3 ... ok
[INFO] [stdout] test anything_can_be_err::case_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/some.rs (/opt/rustwide/target/debug/deps/some-43cf55b2737cf7fe)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test anything_can_be_something::case_1 ... ok
[INFO] [stdout] test anything_can_be_something::case_2 ... ok
[INFO] [stdout] test anything_can_be_something::case_4 ... ok
[INFO] [stdout] test anything_can_be_something::case_3 ... ok
[INFO] [stderr]    Doc-tests tailsome
[INFO] [stdout] test anything_can_be_something::case_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9ef1f4c9a1017b2cdede899596a1336a893aa4cff3dda31da758bb686173f04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef1f4c9a1017b2cdede899596a1336a893aa4cff3dda31da758bb686173f04e", kill_on_drop: false }`
[INFO] [stdout] 9ef1f4c9a1017b2cdede899596a1336a893aa4cff3dda31da758bb686173f04e