[INFO] fetching crate prettydiff 0.5.0...
[INFO] testing prettydiff-0.5.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate prettydiff 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate prettydiff 0.5.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prettydiff 0.5.0
[INFO] finished tweaking crates.io crate prettydiff 0.5.0
[INFO] tweaked toml for crates.io crate prettydiff 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate prettydiff 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 985eec01c6ddfa81a9c8940c3da904cc5e86f036f6ad9e96cb8219a9e7d7b1c4
[INFO] running `Command { std: "docker" "start" "-a" "985eec01c6ddfa81a9c8940c3da904cc5e86f036f6ad9e96cb8219a9e7d7b1c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "985eec01c6ddfa81a9c8940c3da904cc5e86f036f6ad9e96cb8219a9e7d7b1c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985eec01c6ddfa81a9c8940c3da904cc5e86f036f6ad9e96cb8219a9e7d7b1c4", kill_on_drop: false }`
[INFO] [stdout] 985eec01c6ddfa81a9c8940c3da904cc5e86f036f6ad9e96cb8219a9e7d7b1c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 025b1f3e1b0d5bf43b321eba28e374768009a0119021e2cb7b9609d9970d385a
[INFO] running `Command { std: "docker" "start" "-a" "025b1f3e1b0d5bf43b321eba28e374768009a0119021e2cb7b9609d9970d385a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling encode_unicode v0.3.5
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling prettydiff v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.44s
[INFO] running `Command { std: "docker" "inspect" "025b1f3e1b0d5bf43b321eba28e374768009a0119021e2cb7b9609d9970d385a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025b1f3e1b0d5bf43b321eba28e374768009a0119021e2cb7b9609d9970d385a", kill_on_drop: false }`
[INFO] [stdout] 025b1f3e1b0d5bf43b321eba28e374768009a0119021e2cb7b9609d9970d385a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42e37a6637b11b9df06d52c4f61267787a549afa674f72c132727bd0523deab5
[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" "42e37a6637b11b9df06d52c4f61267787a549afa674f72c132727bd0523deab5", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettydiff v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "42e37a6637b11b9df06d52c4f61267787a549afa674f72c132727bd0523deab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e37a6637b11b9df06d52c4f61267787a549afa674f72c132727bd0523deab5", kill_on_drop: false }`
[INFO] [stdout] 42e37a6637b11b9df06d52c4f61267787a549afa674f72c132727bd0523deab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a8b6137db790e81fcbee07f88a6cf1ef4157bcbb94f1b4a0b6348e6c509370d
[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" "2a8b6137db790e81fcbee07f88a6cf1ef4157bcbb94f1b4a0b6348e6c509370d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prettydiff-602b6a769421cfef)
[INFO] [stdout] test basic::test_basic ... ok
[INFO] [stdout] test lcs::test_table ... ok
[INFO] [stdout] test text::test_split_words ... ok
[INFO] [stdout] ┌───┬────────────────┬────┬──────────────────────┐
[INFO] [stdout] │   │ left           │    │ right                │
[INFO] [stdout] ├───┼────────────────┼────┼──────────────────────┤
[INFO] [stdout] │ 2 │ void func1() { │ 2  │ void func1(a: u32) { │
[INFO] [stdout] ├───┼────────────────┼────┼──────────────────────┤
[INFO] [stdout] │ 6 │ void func2() { │ 10 │ void func2() {       │
[INFO] [stdout] │   │     x += 2     │    │     x += 2           │
[INFO] [stdout] │   │ }              │    │ }                    │
[INFO] [stdout] ├───┼────────────────┼────┼──────────────────────┤
[INFO] [stdout] │ 9 │                │ 14 │ void func3(){}       │
[INFO] [stdout] └───┴────────────────┴────┴──────────────────────┘
[INFO] [stdout] test text::test_diff_lines ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prettydiff-23c62d68ccd9800b)
[INFO] [stdout] test text::test_basic ... ok
[INFO] [stdout] test lcs::test_table_match ... ok
[INFO] [stdout] test text::test_splitter ... ok
[INFO] [stdout] test text::test_diff_words_issue_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prettydiff
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a8b6137db790e81fcbee07f88a6cf1ef4157bcbb94f1b4a0b6348e6c509370d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8b6137db790e81fcbee07f88a6cf1ef4157bcbb94f1b4a0b6348e6c509370d", kill_on_drop: false }`
[INFO] [stdout] 2a8b6137db790e81fcbee07f88a6cf1ef4157bcbb94f1b4a0b6348e6c509370d