[INFO] fetching crate lz4 1.23.2...
[INFO] testing lz4-1.23.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lz4 1.23.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lz4 1.23.2 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 lz4 1.23.2
[INFO] finished tweaking crates.io crate lz4 1.23.2
[INFO] tweaked toml for crates.io crate lz4 1.23.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate lz4 1.23.2 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25a6247e583a414f09b81538acaeddda66805557b5ded379f2a87e13050b1e6d
[INFO] running `Command { std: "docker" "start" "-a" "25a6247e583a414f09b81538acaeddda66805557b5ded379f2a87e13050b1e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25a6247e583a414f09b81538acaeddda66805557b5ded379f2a87e13050b1e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a6247e583a414f09b81538acaeddda66805557b5ded379f2a87e13050b1e6d", kill_on_drop: false }`
[INFO] [stdout] 25a6247e583a414f09b81538acaeddda66805557b5ded379f2a87e13050b1e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0ca79dd98f1850bd0838e477befa8a23e740144d1603a7be3913c6a5f4d98749
[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" "0ca79dd98f1850bd0838e477befa8a23e740144d1603a7be3913c6a5f4d98749", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling lz4 v1.23.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.95s
[INFO] running `Command { std: "docker" "inspect" "0ca79dd98f1850bd0838e477befa8a23e740144d1603a7be3913c6a5f4d98749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca79dd98f1850bd0838e477befa8a23e740144d1603a7be3913c6a5f4d98749", kill_on_drop: false }`
[INFO] [stdout] 0ca79dd98f1850bd0838e477befa8a23e740144d1603a7be3913c6a5f4d98749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 30a42f0b624a043701d044da7506ed6f366df6f201926da7d03b31edb9ea9841
[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" "30a42f0b624a043701d044da7506ed6f366df6f201926da7d03b31edb9ea9841", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling docmatic v0.1.2
[INFO] [stderr]    Compiling lz4 v1.23.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.30s
[INFO] running `Command { std: "docker" "inspect" "30a42f0b624a043701d044da7506ed6f366df6f201926da7d03b31edb9ea9841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30a42f0b624a043701d044da7506ed6f366df6f201926da7d03b31edb9ea9841", kill_on_drop: false }`
[INFO] [stdout] 30a42f0b624a043701d044da7506ed6f366df6f201926da7d03b31edb9ea9841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1c8df36179b58c94137b6c2f7b2a08e99ab4bc2846de676d5976ce2f8bda6ff6
[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" "1c8df36179b58c94137b6c2f7b2a08e99ab4bc2846de676d5976ce2f8bda6ff6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lz4-b9c8f197d2f017af
[INFO] [stdout] test decoder::test::test_decoder_empty ... ok
[INFO] [stdout] test decoder::test::test_decoder_smoke ... ok
[INFO] [stdout] test block::test::test_decompression_with_prefix ... ok
[INFO] [stdout] test decoder::test::test_decoder_send ... ok
[INFO] [stdout] test decoder::test::test_decoder_smallest ... ok
[INFO] [stdout] test encoder::test::test_encoder_send ... ok
[INFO] [stdout] test encoder::test::test_encoder_smoke ... ok
[INFO] [stdout] test liblz4::test_version_number ... ok
[INFO] [stdout] test block::test::test_compression_without_prefix ... ok
[INFO] [stdout] test block::test::test_compression_with_prefix ... ok
[INFO] [stdout] test encoder::test::test_encoder_random ... ok
[INFO] [stdout] test decoder::test::test_retry_read ... ok
[INFO] [stdout] test decoder::test::test_decoder_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/docmatic-066a99c722c18a5b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test README.md - lz4::Usage (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lz4
[INFO] [stdout] test test_readme ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/block/mod.rs - block (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c8df36179b58c94137b6c2f7b2a08e99ab4bc2846de676d5976ce2f8bda6ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8df36179b58c94137b6c2f7b2a08e99ab4bc2846de676d5976ce2f8bda6ff6", kill_on_drop: false }`
[INFO] [stdout] 1c8df36179b58c94137b6c2f7b2a08e99ab4bc2846de676d5976ce2f8bda6ff6