[INFO] fetching crate uu_head 0.0.6...
[INFO] testing uu_head-0.0.6 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate uu_head 0.0.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate uu_head 0.0.6 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_head 0.0.6
[INFO] finished tweaking crates.io crate uu_head 0.0.6
[INFO] tweaked toml for crates.io crate uu_head 0.0.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate uu_head 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f560d3325187e3f4643d7e2f31f54703b5739cd57192e827198a2d2d86b5ad3f
[INFO] running `Command { std: "docker" "start" "-a" "f560d3325187e3f4643d7e2f31f54703b5739cd57192e827198a2d2d86b5ad3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f560d3325187e3f4643d7e2f31f54703b5739cd57192e827198a2d2d86b5ad3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f560d3325187e3f4643d7e2f31f54703b5739cd57192e827198a2d2d86b5ad3f", kill_on_drop: false }`
[INFO] [stdout] f560d3325187e3f4643d7e2f31f54703b5739cd57192e827198a2d2d86b5ad3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce275a0ccddfb5a81e57f425e0105314791f336a571b0235233e6424dbd4ba7c
[INFO] running `Command { std: "docker" "start" "-a" "ce275a0ccddfb5a81e57f425e0105314791f336a571b0235233e6424dbd4ba7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling uucore v0.0.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling uucore_procs v0.0.5
[INFO] [stderr]    Compiling uu_head v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.15s
[INFO] running `Command { std: "docker" "inspect" "ce275a0ccddfb5a81e57f425e0105314791f336a571b0235233e6424dbd4ba7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce275a0ccddfb5a81e57f425e0105314791f336a571b0235233e6424dbd4ba7c", kill_on_drop: false }`
[INFO] [stdout] ce275a0ccddfb5a81e57f425e0105314791f336a571b0235233e6424dbd4ba7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6af801ef16481b05981cd62412d0097b57026e3a09c64498fccdd0d4fcb9ceba
[INFO] running `Command { std: "docker" "start" "-a" "6af801ef16481b05981cd62412d0097b57026e3a09c64498fccdd0d4fcb9ceba", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_head v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "6af801ef16481b05981cd62412d0097b57026e3a09c64498fccdd0d4fcb9ceba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af801ef16481b05981cd62412d0097b57026e3a09c64498fccdd0d4fcb9ceba", kill_on_drop: false }`
[INFO] [stdout] 6af801ef16481b05981cd62412d0097b57026e3a09c64498fccdd0d4fcb9ceba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30de5b176afe9378aefb102dbc93337388dc0578834818f4609890522c1d9896
[INFO] running `Command { std: "docker" "start" "-a" "30de5b176afe9378aefb102dbc93337388dc0578834818f4609890522c1d9896", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uu_head-b89bb1c047afd218)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test parse::tests::test_parse_bad_syntax ... ok
[INFO] [stdout] test parse::tests::test_parse_errors_obsolete ... ok
[INFO] [stdout] test parse::tests::test_parse_numbers ... ok
[INFO] [stdout] test parse::tests::test_parse_obsolete_nomatch ... ok
[INFO] [stdout] test parse::tests::test_parse_obsolete_overflow_x64 ... ok
[INFO] [stdout] test parse::tests::test_parse_numbers_obsolete ... ok
[INFO] [stdout] test parse::tests::test_parse_overflow_x64 ... ok
[INFO] [stdout] test tests::rbuf_early_exit ... ok
[INFO] [stdout] test tests::test_arg_iterate ... ok
[INFO] [stdout] test tests::test_options_correct_defaults ... ok
[INFO] [stdout] test tests::test_args_modes ... ok
[INFO] [stdout] test tests::test_parse_mode ... ok
[INFO] [stdout] test tests::test_options_errors ... ok
[INFO] [stdout] test tests::test_gnu_compatibility ... ok
[INFO] [stdout] test tests::all_args_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/head-c2b0e2f87bcd3125)
[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 uu_head
[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" "30de5b176afe9378aefb102dbc93337388dc0578834818f4609890522c1d9896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30de5b176afe9378aefb102dbc93337388dc0578834818f4609890522c1d9896", kill_on_drop: false }`
[INFO] [stdout] 30de5b176afe9378aefb102dbc93337388dc0578834818f4609890522c1d9896