[INFO] fetching crate simple-lexer 0.1.0...
[INFO] testing simple-lexer-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate simple-lexer 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate simple-lexer 0.1.0 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 simple-lexer 0.1.0
[INFO] finished tweaking crates.io crate simple-lexer 0.1.0
[INFO] tweaked toml for crates.io crate simple-lexer 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fff6dcc938b745f7926cb1f0623c68ce58748d4bdb2465d739836e470847353
[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" "0fff6dcc938b745f7926cb1f0623c68ce58748d4bdb2465d739836e470847353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fff6dcc938b745f7926cb1f0623c68ce58748d4bdb2465d739836e470847353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fff6dcc938b745f7926cb1f0623c68ce58748d4bdb2465d739836e470847353", kill_on_drop: false }`
[INFO] [stdout] 0fff6dcc938b745f7926cb1f0623c68ce58748d4bdb2465d739836e470847353
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb28f2cf30c44967e9406472adc6c4228a973037722e4bb8d6e6bbf71dde42bf
[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" "cb28f2cf30c44967e9406472adc6c4228a973037722e4bb8d6e6bbf71dde42bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling segment-map v0.1.1
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling finite-automata v0.1.1
[INFO] [stderr]    Compiling regular-expression-bootstrap v0.1.0
[INFO] [stderr]    Compiling simple-lexer-bootstrap v0.1.0
[INFO] [stderr]    Compiling simple-parser-bootstrap v0.1.0
[INFO] [stderr]    Compiling regular-expression v0.1.0
[INFO] [stderr]    Compiling simple-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `Command { std: "docker" "inspect" "cb28f2cf30c44967e9406472adc6c4228a973037722e4bb8d6e6bbf71dde42bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb28f2cf30c44967e9406472adc6c4228a973037722e4bb8d6e6bbf71dde42bf", kill_on_drop: false }`
[INFO] [stdout] cb28f2cf30c44967e9406472adc6c4228a973037722e4bb8d6e6bbf71dde42bf
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ee7fecfc51b9d4bfc96086d6ed1aea932f6a6fe002c41201551f456b67a452d
[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" "1ee7fecfc51b9d4bfc96086d6ed1aea932f6a6fe002c41201551f456b67a452d", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "1ee7fecfc51b9d4bfc96086d6ed1aea932f6a6fe002c41201551f456b67a452d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee7fecfc51b9d4bfc96086d6ed1aea932f6a6fe002c41201551f456b67a452d", kill_on_drop: false }`
[INFO] [stdout] 1ee7fecfc51b9d4bfc96086d6ed1aea932f6a6fe002c41201551f456b67a452d
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2818c4cf24e42610791e0fec38ec00ce236cb024bfcd28f967577d6bfe416a34
[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" "2818c4cf24e42610791e0fec38ec00ce236cb024bfcd28f967577d6bfe416a34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_lexer-009c57f95fd72567
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test lexer::tests::test_2 ... ok
[INFO] [stdout] test lexer::tests::test_1 ... ok
[INFO] [stdout] test lexer::tests::test_3 ... ok
[INFO] [stdout] test lexer::tests::test_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-lexer
[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" "2818c4cf24e42610791e0fec38ec00ce236cb024bfcd28f967577d6bfe416a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2818c4cf24e42610791e0fec38ec00ce236cb024bfcd28f967577d6bfe416a34", kill_on_drop: false }`
[INFO] [stdout] 2818c4cf24e42610791e0fec38ec00ce236cb024bfcd28f967577d6bfe416a34