[INFO] fetching crate sfshr 1.1.0...
[INFO] testing sfshr-1.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sfshr 1.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sfshr 1.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sfshr 1.1.0
[INFO] finished tweaking crates.io crate sfshr 1.1.0
[INFO] tweaked toml for crates.io crate sfshr 1.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate sfshr 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22e41555a1ee257bc5238e60cedac24582569c297d1fa20cbd766d933552f5f2
[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" "22e41555a1ee257bc5238e60cedac24582569c297d1fa20cbd766d933552f5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22e41555a1ee257bc5238e60cedac24582569c297d1fa20cbd766d933552f5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e41555a1ee257bc5238e60cedac24582569c297d1fa20cbd766d933552f5f2", kill_on_drop: false }`
[INFO] [stdout] 22e41555a1ee257bc5238e60cedac24582569c297d1fa20cbd766d933552f5f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7465f78088735a24b233a21ecae64b3c707901fbce2361657f59838485a05c5
[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" "c7465f78088735a24b233a21ecae64b3c707901fbce2361657f59838485a05c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling clang-sys v1.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling simpletcp v1.2.1
[INFO] [stderr]    Compiling sfshr v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "c7465f78088735a24b233a21ecae64b3c707901fbce2361657f59838485a05c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7465f78088735a24b233a21ecae64b3c707901fbce2361657f59838485a05c5", kill_on_drop: false }`
[INFO] [stdout] c7465f78088735a24b233a21ecae64b3c707901fbce2361657f59838485a05c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2da9254463045f9166e38c1edfc1b84dd0fac69eaef68f5e277af44a66eb688
[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" "e2da9254463045f9166e38c1edfc1b84dd0fac69eaef68f5e277af44a66eb688", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfshr v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "e2da9254463045f9166e38c1edfc1b84dd0fac69eaef68f5e277af44a66eb688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2da9254463045f9166e38c1edfc1b84dd0fac69eaef68f5e277af44a66eb688", kill_on_drop: false }`
[INFO] [stdout] e2da9254463045f9166e38c1edfc1b84dd0fac69eaef68f5e277af44a66eb688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 00dc4c3e1606018dfc913d3a668fde44ec5bffc9ddb5a3c2471595d8f3627238
[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" "00dc4c3e1606018dfc913d3a668fde44ec5bffc9ddb5a3c2471595d8f3627238", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sfshr-d02cbf966b905227
[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" "00dc4c3e1606018dfc913d3a668fde44ec5bffc9ddb5a3c2471595d8f3627238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00dc4c3e1606018dfc913d3a668fde44ec5bffc9ddb5a3c2471595d8f3627238", kill_on_drop: false }`
[INFO] [stdout] 00dc4c3e1606018dfc913d3a668fde44ec5bffc9ddb5a3c2471595d8f3627238