[INFO] fetching crate uu_stdbuf_libstdbuf 0.0.7...
[INFO] testing uu_stdbuf_libstdbuf-0.0.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate uu_stdbuf_libstdbuf 0.0.7 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate uu_stdbuf_libstdbuf 0.0.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_stdbuf_libstdbuf 0.0.7
[INFO] finished tweaking crates.io crate uu_stdbuf_libstdbuf 0.0.7
[INFO] tweaked toml for crates.io crate uu_stdbuf_libstdbuf 0.0.7 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 292273365beb4230b95a745e789dee3ce5bd8d48667c92c96ccb428b2c6c15ee
[INFO] running `Command { std: "docker" "start" "-a" "292273365beb4230b95a745e789dee3ce5bd8d48667c92c96ccb428b2c6c15ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "292273365beb4230b95a745e789dee3ce5bd8d48667c92c96ccb428b2c6c15ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292273365beb4230b95a745e789dee3ce5bd8d48667c92c96ccb428b2c6c15ee", kill_on_drop: false }`
[INFO] [stdout] 292273365beb4230b95a745e789dee3ce5bd8d48667c92c96ccb428b2c6c15ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e40bfc03fde34e4179d2ab059efb8f3bfc1463b4f13ff391864d89269ee661a
[INFO] running `Command { std: "docker" "start" "-a" "5e40bfc03fde34e4179d2ab059efb8f3bfc1463b4f13ff391864d89269ee661a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling if_rust_version v1.0.0
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cpp_synmap v0.3.0
[INFO] [stderr]    Compiling cpp_common v0.4.0
[INFO] [stderr]    Compiling dns-lookup v1.0.8
[INFO] [stderr]    Compiling uucore v0.0.9
[INFO] [stderr]    Compiling cpp_build v0.4.0
[INFO] [stderr]    Compiling uu_stdbuf_libstdbuf v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cpp_common v0.5.6
[INFO] [stderr]    Compiling cpp_macros v0.5.6
[INFO] [stderr]    Compiling uucore_procs v0.0.6
[INFO] [stderr]    Compiling cpp v0.5.6
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.37s
[INFO] running `Command { std: "docker" "inspect" "5e40bfc03fde34e4179d2ab059efb8f3bfc1463b4f13ff391864d89269ee661a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e40bfc03fde34e4179d2ab059efb8f3bfc1463b4f13ff391864d89269ee661a", kill_on_drop: false }`
[INFO] [stdout] 5e40bfc03fde34e4179d2ab059efb8f3bfc1463b4f13ff391864d89269ee661a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4db502876ca7ebda87a7fb549b9814f50798aa133d786e6077dc747724c46200
[INFO] running `Command { std: "docker" "start" "-a" "4db502876ca7ebda87a7fb549b9814f50798aa133d786e6077dc747724c46200", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling uu_stdbuf_libstdbuf v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "4db502876ca7ebda87a7fb549b9814f50798aa133d786e6077dc747724c46200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db502876ca7ebda87a7fb549b9814f50798aa133d786e6077dc747724c46200", kill_on_drop: false }`
[INFO] [stdout] 4db502876ca7ebda87a7fb549b9814f50798aa133d786e6077dc747724c46200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df02ef469c5d8209959dd059298e1c325ef860a9b5e2dbb9bc7fd66b00d34483
[INFO] running `Command { std: "docker" "start" "-a" "df02ef469c5d8209959dd059298e1c325ef860a9b5e2dbb9bc7fd66b00d34483", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libstdbuf-6cba14ee5e660457)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libstdbuf
[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" "df02ef469c5d8209959dd059298e1c325ef860a9b5e2dbb9bc7fd66b00d34483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df02ef469c5d8209959dd059298e1c325ef860a9b5e2dbb9bc7fd66b00d34483", kill_on_drop: false }`
[INFO] [stdout] df02ef469c5d8209959dd059298e1c325ef860a9b5e2dbb9bc7fd66b00d34483