[INFO] fetching crate twoway 0.2.1...
[INFO] testing twoway-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate twoway 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate twoway 0.2.1 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 twoway 0.2.1
[INFO] finished tweaking crates.io crate twoway 0.2.1
[INFO] tweaked toml for crates.io crate twoway 0.2.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] dba61e676803e8e840f73911572fcaa6b01143564dd026f4f3daafe695779412
[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" "dba61e676803e8e840f73911572fcaa6b01143564dd026f4f3daafe695779412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dba61e676803e8e840f73911572fcaa6b01143564dd026f4f3daafe695779412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba61e676803e8e840f73911572fcaa6b01143564dd026f4f3daafe695779412", kill_on_drop: false }`
[INFO] [stdout] dba61e676803e8e840f73911572fcaa6b01143564dd026f4f3daafe695779412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8e354038b804f2e239157aeaa23f49379d4f95f7e6a00d16650f4246de0b2a98
[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" "8e354038b804f2e239157aeaa23f49379d4f95f7e6a00d16650f4246de0b2a98", kill_on_drop: false }`
[INFO] [stderr]    Compiling twoway v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "8e354038b804f2e239157aeaa23f49379d4f95f7e6a00d16650f4246de0b2a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e354038b804f2e239157aeaa23f49379d4f95f7e6a00d16650f4246de0b2a98", kill_on_drop: false }`
[INFO] [stdout] 8e354038b804f2e239157aeaa23f49379d4f95f7e6a00d16650f4246de0b2a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9e5ef58d253223d8d481db591196c6532bbd4575dd4bfb4e71af32acd2343dd9
[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" "9e5ef58d253223d8d481db591196c6532bbd4575dd4bfb4e71af32acd2343dd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro-attr v0.2.0
[INFO] [stderr]    Compiling rawslice v0.1.1
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling odds v0.3.1
[INFO] [stderr]    Compiling twoway v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `Command { std: "docker" "inspect" "9e5ef58d253223d8d481db591196c6532bbd4575dd4bfb4e71af32acd2343dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5ef58d253223d8d481db591196c6532bbd4575dd4bfb4e71af32acd2343dd9", kill_on_drop: false }`
[INFO] [stdout] 9e5ef58d253223d8d481db591196c6532bbd4575dd4bfb4e71af32acd2343dd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 969950765d00b24cf2c0afb6e11a85ce6d11c0ceff36c3b00063946b31ee9583
[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" "969950765d00b24cf2c0afb6e11a85ce6d11c0ceff36c3b00063946b31ee9583", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/twoway-101013f2392a5d10
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test maximal_suffix ... ok
[INFO] [stdout] test tw::test_find ... ok
[INFO] [stdout] test tw::test_max_suf_pos ... ok
[INFO] [stdout] test pcmp::test_first_start_of_match ... ok
[INFO] [stdout] test tw::test_maxsuf_and_period ... ok
[INFO] [stdout] test tw::test_max ... ok
[INFO] [stdout] test pcmp::test_find ... ok
[INFO] [stdout] test maximal_suffix_verbose ... ok
[INFO] [stdout] test pcmp::test_prefixlen ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quick-a5aaa39da3541035
[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 twoway
[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" "969950765d00b24cf2c0afb6e11a85ce6d11c0ceff36c3b00063946b31ee9583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969950765d00b24cf2c0afb6e11a85ce6d11c0ceff36c3b00063946b31ee9583", kill_on_drop: false }`
[INFO] [stdout] 969950765d00b24cf2c0afb6e11a85ce6d11c0ceff36c3b00063946b31ee9583