[INFO] fetching crate iter-set 2.0.1...
[INFO] testing iter-set-2.0.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate iter-set 2.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate iter-set 2.0.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iter-set 2.0.1
[INFO] finished tweaking crates.io crate iter-set 2.0.1
[INFO] tweaked toml for crates.io crate iter-set 2.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 040d20fc6f47533f8ffd11dd39d205ff773cbcc01ec33fa83eed5e8f3f7781ef
[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" "040d20fc6f47533f8ffd11dd39d205ff773cbcc01ec33fa83eed5e8f3f7781ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "040d20fc6f47533f8ffd11dd39d205ff773cbcc01ec33fa83eed5e8f3f7781ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040d20fc6f47533f8ffd11dd39d205ff773cbcc01ec33fa83eed5e8f3f7781ef", kill_on_drop: false }`
[INFO] [stdout] 040d20fc6f47533f8ffd11dd39d205ff773cbcc01ec33fa83eed5e8f3f7781ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a773ee2fe6cb4fd9060307e6e3207e9045ba9b8b1a60023f8627ae42d6d3447
[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" "9a773ee2fe6cb4fd9060307e6e3207e9045ba9b8b1a60023f8627ae42d6d3447", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-set v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "9a773ee2fe6cb4fd9060307e6e3207e9045ba9b8b1a60023f8627ae42d6d3447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a773ee2fe6cb4fd9060307e6e3207e9045ba9b8b1a60023f8627ae42d6d3447", kill_on_drop: false }`
[INFO] [stdout] 9a773ee2fe6cb4fd9060307e6e3207e9045ba9b8b1a60023f8627ae42d6d3447
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db0190d89ae8bf27a55616e2c0829075677b28d3f1d0501af728b4a30bbbe933
[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" "db0190d89ae8bf27a55616e2c0829075677b28d3f1d0501af728b4a30bbbe933", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-set v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "db0190d89ae8bf27a55616e2c0829075677b28d3f1d0501af728b4a30bbbe933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db0190d89ae8bf27a55616e2c0829075677b28d3f1d0501af728b4a30bbbe933", kill_on_drop: false }`
[INFO] [stdout] db0190d89ae8bf27a55616e2c0829075677b28d3f1d0501af728b4a30bbbe933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64825680349ceb6840cedd3321f1f42bb6357707528fa47fed919f8743613e79
[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" "64825680349ceb6840cedd3321f1f42bb6357707528fa47fed919f8743613e79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_set-d39e583d3426a60f)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_combine ... ok
[INFO] [stdout] test tests::test_cmp ... ok
[INFO] [stdout] test tests::test_difference ... ok
[INFO] [stdout] test tests::test_union ... ok
[INFO] [stdout] test tests::test_intersection ... ok
[INFO] [stdout] test tests::test_symmetric_difference ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter-set
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - union (line 132) ... ok
[INFO] [stdout] test src/lib.rs - cmp_by (line 90) ... ok
[INFO] [stdout] test src/lib.rs - classify (line 423) ... ok
[INFO] [stdout] test src/lib.rs - intersection_by_key (line 299) ... ok
[INFO] [stdout] test src/lib.rs - cmp_by_key (line 59) ... ok
[INFO] [stdout] test src/lib.rs - difference (line 324) ... ok
[INFO] [stdout] test src/lib.rs - intersection_by (line 261) ... ok
[INFO] [stdout] test src/lib.rs - cmp (line 31) ... ok
[INFO] [stdout] test src/lib.rs - intersection (line 232) ... ok
[INFO] [stdout] test src/lib.rs - symmetric_difference (line 374) ... ok
[INFO] [stdout] test src/lib.rs - union_by_key (line 205) ... ok
[INFO] [stdout] test src/lib.rs - union_by (line 161) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "64825680349ceb6840cedd3321f1f42bb6357707528fa47fed919f8743613e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64825680349ceb6840cedd3321f1f42bb6357707528fa47fed919f8743613e79", kill_on_drop: false }`
[INFO] [stdout] 64825680349ceb6840cedd3321f1f42bb6357707528fa47fed919f8743613e79