[INFO] crate uu_tac 0.0.1 is already in cache
[INFO] testing uu_tac-0.0.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate uu_tac 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate uu_tac 0.0.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_tac 0.0.1
[INFO] finished tweaking crates.io crate uu_tac 0.0.1
[INFO] tweaked toml for crates.io crate uu_tac 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate uu_tac 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a77716c72f197b889e2bfc32d20bbd949816007fa455d258179b93819871c3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3a77716c72f197b889e2bfc32d20bbd949816007fa455d258179b93819871c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a77716c72f197b889e2bfc32d20bbd949816007fa455d258179b93819871c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a77716c72f197b889e2bfc32d20bbd949816007fa455d258179b93819871c3c", kill_on_drop: false }`
[INFO] [stdout] 3a77716c72f197b889e2bfc32d20bbd949816007fa455d258179b93819871c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b911c701f9bbe005a48591492a2cb872a3261f8c84fb2a88dcf05f7a005e727b
[INFO] running `Command { std: "docker" "start" "-a" "b911c701f9bbe005a48591492a2cb872a3261f8c84fb2a88dcf05f7a005e727b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling dunce v1.0.0
[INFO] [stderr]    Compiling wild v2.0.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling uucore v0.0.4
[INFO] [stderr]    Compiling uucore_procs v0.0.4
[INFO] [stderr]    Compiling uu_tac v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.43s
[INFO] running `Command { std: "docker" "inspect" "b911c701f9bbe005a48591492a2cb872a3261f8c84fb2a88dcf05f7a005e727b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b911c701f9bbe005a48591492a2cb872a3261f8c84fb2a88dcf05f7a005e727b", kill_on_drop: false }`
[INFO] [stdout] b911c701f9bbe005a48591492a2cb872a3261f8c84fb2a88dcf05f7a005e727b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ffd0fdee4d22c41aebb4af2b75cd9d5210a0354703af1bde7d42d96bbc42488b
[INFO] running `Command { std: "docker" "start" "-a" "ffd0fdee4d22c41aebb4af2b75cd9d5210a0354703af1bde7d42d96bbc42488b", kill_on_drop: false }`
[INFO] [stderr]    Compiling uu_tac v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "ffd0fdee4d22c41aebb4af2b75cd9d5210a0354703af1bde7d42d96bbc42488b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd0fdee4d22c41aebb4af2b75cd9d5210a0354703af1bde7d42d96bbc42488b", kill_on_drop: false }`
[INFO] [stdout] ffd0fdee4d22c41aebb4af2b75cd9d5210a0354703af1bde7d42d96bbc42488b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1139ba22ab4694cb064ed415aec38575147b0bb9de12494b05904eb33e075b03
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1139ba22ab4694cb064ed415aec38575147b0bb9de12494b05904eb33e075b03", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uu_tac-ce70b9f39b7e5fbd
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tac-7f374892a6afdaa1
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uu_tac
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1139ba22ab4694cb064ed415aec38575147b0bb9de12494b05904eb33e075b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1139ba22ab4694cb064ed415aec38575147b0bb9de12494b05904eb33e075b03", kill_on_drop: false }`
[INFO] [stdout] 1139ba22ab4694cb064ed415aec38575147b0bb9de12494b05904eb33e075b03