[INFO] fetching crate uu_echo 0.0.6...
[INFO] testing uu_echo-0.0.6 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate uu_echo 0.0.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate uu_echo 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_echo 0.0.6
[INFO] finished tweaking crates.io crate uu_echo 0.0.6
[INFO] tweaked toml for crates.io crate uu_echo 0.0.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate uu_echo 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] 9d29a699dd14bf0d3f4dbd3e8b7b1ea0ccd1aeb158ed4aef1ca5ffdd0e48ffae
[INFO] running `Command { std: "docker" "start" "-a" "9d29a699dd14bf0d3f4dbd3e8b7b1ea0ccd1aeb158ed4aef1ca5ffdd0e48ffae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d29a699dd14bf0d3f4dbd3e8b7b1ea0ccd1aeb158ed4aef1ca5ffdd0e48ffae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d29a699dd14bf0d3f4dbd3e8b7b1ea0ccd1aeb158ed4aef1ca5ffdd0e48ffae", kill_on_drop: false }`
[INFO] [stdout] 9d29a699dd14bf0d3f4dbd3e8b7b1ea0ccd1aeb158ed4aef1ca5ffdd0e48ffae
[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] ff39a7a34ff36b858f02d23f71c0551b6fe0fba738dd8c7d57c1d0639c1bba31
[INFO] running `Command { std: "docker" "start" "-a" "ff39a7a34ff36b858f02d23f71c0551b6fe0fba738dd8c7d57c1d0639c1bba31", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_echo v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "ff39a7a34ff36b858f02d23f71c0551b6fe0fba738dd8c7d57c1d0639c1bba31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff39a7a34ff36b858f02d23f71c0551b6fe0fba738dd8c7d57c1d0639c1bba31", kill_on_drop: false }`
[INFO] [stdout] ff39a7a34ff36b858f02d23f71c0551b6fe0fba738dd8c7d57c1d0639c1bba31
[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] c62049f6441485b22c131b7e8c1a01f3fe835266a42b5ffa88994353d8ff8a3c
[INFO] running `Command { std: "docker" "start" "-a" "c62049f6441485b22c131b7e8c1a01f3fe835266a42b5ffa88994353d8ff8a3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_echo v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "c62049f6441485b22c131b7e8c1a01f3fe835266a42b5ffa88994353d8ff8a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62049f6441485b22c131b7e8c1a01f3fe835266a42b5ffa88994353d8ff8a3c", kill_on_drop: false }`
[INFO] [stdout] c62049f6441485b22c131b7e8c1a01f3fe835266a42b5ffa88994353d8ff8a3c
[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] a0939788766b5dbca2ebf08ac33d37414f5bd6a6fa41c9a06803e5619f48687e
[INFO] running `Command { std: "docker" "start" "-a" "a0939788766b5dbca2ebf08ac33d37414f5bd6a6fa41c9a06803e5619f48687e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uu_echo-14e2ace2c3fdf590)
[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 unittests (/opt/rustwide/target/debug/deps/echo-613005aa2c2aec7a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uu_echo
[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" "a0939788766b5dbca2ebf08ac33d37414f5bd6a6fa41c9a06803e5619f48687e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0939788766b5dbca2ebf08ac33d37414f5bd6a6fa41c9a06803e5619f48687e", kill_on_drop: false }`
[INFO] [stdout] a0939788766b5dbca2ebf08ac33d37414f5bd6a6fa41c9a06803e5619f48687e