[INFO] fetching crate tranche 0.1.1...
[INFO] testing tranche-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate tranche 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tranche 0.1.1 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 tranche 0.1.1
[INFO] finished tweaking crates.io crate tranche 0.1.1
[INFO] tweaked toml for crates.io crate tranche 0.1.1 written to /workspace/builds/worker-7/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded passive v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88834c12b630679d240cb7e7dcbbe5e7f8d891b7a227d59709677185153143eb
[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" "88834c12b630679d240cb7e7dcbbe5e7f8d891b7a227d59709677185153143eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88834c12b630679d240cb7e7dcbbe5e7f8d891b7a227d59709677185153143eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88834c12b630679d240cb7e7dcbbe5e7f8d891b7a227d59709677185153143eb", kill_on_drop: false }`
[INFO] [stdout] 88834c12b630679d240cb7e7dcbbe5e7f8d891b7a227d59709677185153143eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ad6de192ad6a13365afdd37c829a097a4fb5928ec8af744573566d7bd09634f
[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" "8ad6de192ad6a13365afdd37c829a097a4fb5928ec8af744573566d7bd09634f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tranche v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "8ad6de192ad6a13365afdd37c829a097a4fb5928ec8af744573566d7bd09634f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad6de192ad6a13365afdd37c829a097a4fb5928ec8af744573566d7bd09634f", kill_on_drop: false }`
[INFO] [stdout] 8ad6de192ad6a13365afdd37c829a097a4fb5928ec8af744573566d7bd09634f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f0aeca50f77564e2aba556c8d3ebad2045e3633e668a70f32f31d10500b81ea
[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" "1f0aeca50f77564e2aba556c8d3ebad2045e3633e668a70f32f31d10500b81ea", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] running `Command { std: "docker" "inspect" "1f0aeca50f77564e2aba556c8d3ebad2045e3633e668a70f32f31d10500b81ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0aeca50f77564e2aba556c8d3ebad2045e3633e668a70f32f31d10500b81ea", kill_on_drop: false }`
[INFO] [stdout] 1f0aeca50f77564e2aba556c8d3ebad2045e3633e668a70f32f31d10500b81ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a1c4f712755427fe3a577eb879a450deaf1c406d451ea66ccf7fdcbd886032a
[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" "6a1c4f712755427fe3a577eb879a450deaf1c406d451ea66ccf7fdcbd886032a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]    Doc-tests tranche
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/core.rs - core::Tranche::is_empty (line 94) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::new (line 203) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::as_ptr (line 317) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::take_first (line 256) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::is_empty (line 232) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::as_ptr (line 178) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::as_slice (line 301) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::len (line 81) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::new (line 58) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::take_front (line 134) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::take_front (line 278) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::take_first (line 109) ... ok
[INFO] [stdout] test src/core.rs - core::Tranche::as_slice (line 162) ... ok
[INFO] [stdout] test src/core.rs - core::BasedTranche::len (line 219) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6a1c4f712755427fe3a577eb879a450deaf1c406d451ea66ccf7fdcbd886032a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a1c4f712755427fe3a577eb879a450deaf1c406d451ea66ccf7fdcbd886032a", kill_on_drop: false }`
[INFO] [stdout] 6a1c4f712755427fe3a577eb879a450deaf1c406d451ea66ccf7fdcbd886032a