[INFO] fetching crate uu_seq 0.0.7...
[INFO] testing uu_seq-0.0.7 against 1.55.0 for beta-1.56-2
[INFO] extracting crate uu_seq 0.0.7 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate uu_seq 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_seq 0.0.7
[INFO] finished tweaking crates.io crate uu_seq 0.0.7
[INFO] tweaked toml for crates.io crate uu_seq 0.0.7 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate uu_seq 0.0.7 already has a lockfile, it will not be regenerated
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded dns-lookup v1.0.7
[INFO] [stderr]   Downloaded uucore_procs v0.0.6
[INFO] [stderr]   Downloaded uucore v0.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 8068a05ebfee2343c8fca3e7eb2323244c5c49dbc6f2b4e1bb9b72f376279005
[INFO] running `Command { std: "docker" "start" "-a" "8068a05ebfee2343c8fca3e7eb2323244c5c49dbc6f2b4e1bb9b72f376279005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8068a05ebfee2343c8fca3e7eb2323244c5c49dbc6f2b4e1bb9b72f376279005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8068a05ebfee2343c8fca3e7eb2323244c5c49dbc6f2b4e1bb9b72f376279005", kill_on_drop: false }`
[INFO] [stdout] 8068a05ebfee2343c8fca3e7eb2323244c5c49dbc6f2b4e1bb9b72f376279005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] a30003d2aae00d5ef2c25a952fc7d30c6633fde83aebcf8dee9d9e0504861acd
[INFO] running `Command { std: "docker" "start" "-a" "a30003d2aae00d5ef2c25a952fc7d30c6633fde83aebcf8dee9d9e0504861acd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling dns-lookup v1.0.7
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling uucore v0.0.9
[INFO] [stderr]    Compiling uucore_procs v0.0.6
[INFO] [stderr]    Compiling uu_seq v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "a30003d2aae00d5ef2c25a952fc7d30c6633fde83aebcf8dee9d9e0504861acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a30003d2aae00d5ef2c25a952fc7d30c6633fde83aebcf8dee9d9e0504861acd", kill_on_drop: false }`
[INFO] [stdout] a30003d2aae00d5ef2c25a952fc7d30c6633fde83aebcf8dee9d9e0504861acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 4e5ed476110a1f63fc5e44ed2d8caa44f06959fbb394e61a3116622c95cb8ffa
[INFO] running `Command { std: "docker" "start" "-a" "4e5ed476110a1f63fc5e44ed2d8caa44f06959fbb394e61a3116622c95cb8ffa", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_seq v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "4e5ed476110a1f63fc5e44ed2d8caa44f06959fbb394e61a3116622c95cb8ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5ed476110a1f63fc5e44ed2d8caa44f06959fbb394e61a3116622c95cb8ffa", kill_on_drop: false }`
[INFO] [stdout] 4e5ed476110a1f63fc5e44ed2d8caa44f06959fbb394e61a3116622c95cb8ffa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] fec848615a402473bc45e0262d4a79c865f605e6164149302d2a44f6ee31e39e
[INFO] running `Command { std: "docker" "start" "-a" "fec848615a402473bc45e0262d4a79c865f605e6164149302d2a44f6ee31e39e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uu_seq-b874af597df60429)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/seq-fdec80973b43c5ed)
[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_seq
[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] [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" "fec848615a402473bc45e0262d4a79c865f605e6164149302d2a44f6ee31e39e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec848615a402473bc45e0262d4a79c865f605e6164149302d2a44f6ee31e39e", kill_on_drop: false }`
[INFO] [stdout] fec848615a402473bc45e0262d4a79c865f605e6164149302d2a44f6ee31e39e