[INFO] fetching crate diffs 0.4.1...
[INFO] testing diffs-0.4.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate diffs 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate diffs 0.4.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diffs 0.4.1
[INFO] finished tweaking crates.io crate diffs 0.4.1
[INFO] tweaked toml for crates.io crate diffs 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa8202b2540713c5aded139c7c7fab9cc3addcc1e743b245b4974a86e0cb5182
[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" "aa8202b2540713c5aded139c7c7fab9cc3addcc1e743b245b4974a86e0cb5182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa8202b2540713c5aded139c7c7fab9cc3addcc1e743b245b4974a86e0cb5182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8202b2540713c5aded139c7c7fab9cc3addcc1e743b245b4974a86e0cb5182", kill_on_drop: false }`
[INFO] [stdout] aa8202b2540713c5aded139c7c7fab9cc3addcc1e743b245b4974a86e0cb5182
[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=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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a0b1212eb02f32e77374b5bee97ff64c6aaffc6bd320e248427e3d3fa6cb9a1
[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" "1a0b1212eb02f32e77374b5bee97ff64c6aaffc6bd320e248427e3d3fa6cb9a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling diffs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "1a0b1212eb02f32e77374b5bee97ff64c6aaffc6bd320e248427e3d3fa6cb9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0b1212eb02f32e77374b5bee97ff64c6aaffc6bd320e248427e3d3fa6cb9a1", kill_on_drop: false }`
[INFO] [stdout] 1a0b1212eb02f32e77374b5bee97ff64c6aaffc6bd320e248427e3d3fa6cb9a1
[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=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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 9858a3fdedbf798f81255129f9ee366b0b0aa101d428e352d6dfcfef4d57f768
[INFO] running `Command { std: "docker" "start" "-a" "9858a3fdedbf798f81255129f9ee366b0b0aa101d428e352d6dfcfef4d57f768", kill_on_drop: false }`
[INFO] [stderr]    Compiling diffs v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "9858a3fdedbf798f81255129f9ee366b0b0aa101d428e352d6dfcfef4d57f768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9858a3fdedbf798f81255129f9ee366b0b0aa101d428e352d6dfcfef4d57f768", kill_on_drop: false }`
[INFO] [stdout] 9858a3fdedbf798f81255129f9ee366b0b0aa101d428e352d6dfcfef4d57f768
[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=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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", 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] 7f1d3d463f037ef97f6b51e72cc9a4ddfb5c25dc384cba87bbd34111b795f275
[INFO] running `Command { std: "docker" "start" "-a" "7f1d3d463f037ef97f6b51e72cc9a4ddfb5c25dc384cba87bbd34111b795f275", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/diffs-c17ac43ff9431b09)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test myers::test_modulo ... ok
[INFO] [stdout] test replace::myers ... ok
[INFO] [stdout] test test::test_replace ... ok
[INFO] [stdout] test test::test_pat ... ok
[INFO] [stdout] test test::test_diff ... ok
[INFO] [stdout] test patience::patience ... ok
[INFO] [stdout] test test::test_contiguous ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests diffs
[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" "7f1d3d463f037ef97f6b51e72cc9a4ddfb5c25dc384cba87bbd34111b795f275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1d3d463f037ef97f6b51e72cc9a4ddfb5c25dc384cba87bbd34111b795f275", kill_on_drop: false }`
[INFO] [stdout] 7f1d3d463f037ef97f6b51e72cc9a4ddfb5c25dc384cba87bbd34111b795f275