[INFO] fetching crate text-diff 0.4.0...
[INFO] testing text-diff-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate text-diff 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate text-diff 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate text-diff 0.4.0
[INFO] finished tweaking crates.io crate text-diff 0.4.0
[INFO] tweaked toml for crates.io crate text-diff 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31a48f568343781b22e195b037a16bd58e8f96a3eeb5d0a11e3b279fde4725a3
[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" "31a48f568343781b22e195b037a16bd58e8f96a3eeb5d0a11e3b279fde4725a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31a48f568343781b22e195b037a16bd58e8f96a3eeb5d0a11e3b279fde4725a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a48f568343781b22e195b037a16bd58e8f96a3eeb5d0a11e3b279fde4725a3", kill_on_drop: false }`
[INFO] [stdout] 31a48f568343781b22e195b037a16bd58e8f96a3eeb5d0a11e3b279fde4725a3
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d62b4eadf5e5eddae49a0d64f77d56b3a126edc263790850addac609ea7cf44
[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" "2d62b4eadf5e5eddae49a0d64f77d56b3a126edc263790850addac609ea7cf44", kill_on_drop: false }`
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling term v0.2.14
[INFO] [stderr]    Compiling text-diff v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "2d62b4eadf5e5eddae49a0d64f77d56b3a126edc263790850addac609ea7cf44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d62b4eadf5e5eddae49a0d64f77d56b3a126edc263790850addac609ea7cf44", kill_on_drop: false }`
[INFO] [stdout] 2d62b4eadf5e5eddae49a0d64f77d56b3a126edc263790850addac609ea7cf44
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 3e2490b1eeb0f34bfe4941e7e831d8cf5b01116b1f077c7f6f4377c7aa605b8b
[INFO] running `Command { std: "docker" "start" "-a" "3e2490b1eeb0f34bfe4941e7e831d8cf5b01116b1f077c7f6f4377c7aa605b8b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling text-diff v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "3e2490b1eeb0f34bfe4941e7e831d8cf5b01116b1f077c7f6f4377c7aa605b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2490b1eeb0f34bfe4941e7e831d8cf5b01116b1f077c7f6f4377c7aa605b8b", kill_on_drop: false }`
[INFO] [stdout] 3e2490b1eeb0f34bfe4941e7e831d8cf5b01116b1f077c7f6f4377c7aa605b8b
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8daefbc0825e1a738d35ee1b61374913e793b965c744aa632465c4a4de9cf253
[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" "8daefbc0825e1a738d35ee1b61374913e793b965c744aa632465c4a4de9cf253", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/text_diff-29d8ef246e52a941
[INFO] [stdout] test test_assert_diff ... ok
[INFO] [stdout] test lcs::test_lcs ... ok
[INFO] [stdout] test merge::test_merge ... ok
[INFO] [stdout] test test_diff ... ok
[INFO] [stdout] test test_assert_diff_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/text_diff-200ef2244c0f091e
[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] [stderr]    Doc-tests text-diff
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ignored
[INFO] [stdout] test src/lib.rs - print_diff (line 99) ... ok
[INFO] [stdout] test src/lib.rs - diff (line 56) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8daefbc0825e1a738d35ee1b61374913e793b965c744aa632465c4a4de9cf253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8daefbc0825e1a738d35ee1b61374913e793b965c744aa632465c4a4de9cf253", kill_on_drop: false }`
[INFO] [stdout] 8daefbc0825e1a738d35ee1b61374913e793b965c744aa632465c4a4de9cf253