[INFO] cloning repository https://github.com/gilescope/docker-bisect
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gilescope/docker-bisect" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilescope%2Fdocker-bisect", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilescope%2Fdocker-bisect'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1894d93fbf975c7634a86ec82987ef0ec0750143
[INFO] testing gilescope/docker-bisect against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilescope%2Fdocker-bisect" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gilescope/docker-bisect on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gilescope/docker-bisect
[INFO] finished tweaking git repo https://github.com/gilescope/docker-bisect
[INFO] tweaked toml for git repo https://github.com/gilescope/docker-bisect written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/gilescope/docker-bisect already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 700a06e36fd9856fa03ba6c130405861dd70503d07e97c26f42bcff169f11193
[INFO] running `Command { std: "docker" "start" "-a" "700a06e36fd9856fa03ba6c130405861dd70503d07e97c26f42bcff169f11193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "700a06e36fd9856fa03ba6c130405861dd70503d07e97c26f42bcff169f11193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700a06e36fd9856fa03ba6c130405861dd70503d07e97c26f42bcff169f11193", kill_on_drop: false }`
[INFO] [stdout] 700a06e36fd9856fa03ba6c130405861dd70503d07e97c26f42bcff169f11193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01fed4f5467bc66b0babb0b1c05ab53736674acd5f85e3deec44e8afeafccaa0
[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" "01fed4f5467bc66b0babb0b1c05ab53736674acd5f85e3deec44e8afeafccaa0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.23
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling clicolors-control v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling filetime v0.2.3
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling unix_socket v0.5.0
[INFO] [stderr]    Compiling terminal_size v0.1.8
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling tar v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.20
[INFO] [stderr]    Compiling error-chain v0.5.0
[INFO] [stderr]    Compiling number_prefix v0.2.8
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling parking_lot v0.7.0
[INFO] [stderr]    Compiling console v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling indicatif v0.10.2
[INFO] [stderr]    Compiling dockworker v0.0.8
[INFO] [stderr]    Compiling docker-bisect v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "01fed4f5467bc66b0babb0b1c05ab53736674acd5f85e3deec44e8afeafccaa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fed4f5467bc66b0babb0b1c05ab53736674acd5f85e3deec44e8afeafccaa0", kill_on_drop: false }`
[INFO] [stdout] 01fed4f5467bc66b0babb0b1c05ab53736674acd5f85e3deec44e8afeafccaa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fce5198329e4876343e4d0ce1d90379829440c57138eefd9531824a814e041b
[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" "8fce5198329e4876343e4d0ce1d90379829440c57138eefd9531824a814e041b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling docker-bisect v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.30s
[INFO] running `Command { std: "docker" "inspect" "8fce5198329e4876343e4d0ce1d90379829440c57138eefd9531824a814e041b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fce5198329e4876343e4d0ce1d90379829440c57138eefd9531824a814e041b", kill_on_drop: false }`
[INFO] [stdout] 8fce5198329e4876343e4d0ce1d90379829440c57138eefd9531824a814e041b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d38ea5f1868db9d6c5e3055018abaa70db3558e1f909266ae9bf0791ddb68cc4
[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" "d38ea5f1868db9d6c5e3055018abaa70db3558e1f909266ae9bf0791ddb68cc4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/docker_bisect-35ee57c2a73ebf1a
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::if_output_always_same_return_earliest_command ... ok
[INFO] [stdout] test tests::if_one_difference_show_command_that_made_difference ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/docker_bisect-6bb7559addd77414
[INFO] [stdout] test tests::if_two_differences_show_two_commands_that_made_difference ... ok
[INFO] [stdout] test tests::three_transitions ... 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 docker-bisect
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - truncate (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d38ea5f1868db9d6c5e3055018abaa70db3558e1f909266ae9bf0791ddb68cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38ea5f1868db9d6c5e3055018abaa70db3558e1f909266ae9bf0791ddb68cc4", kill_on_drop: false }`
[INFO] [stdout] d38ea5f1868db9d6c5e3055018abaa70db3558e1f909266ae9bf0791ddb68cc4