[INFO] fetching crate discrete 0.4.0...
[INFO] testing discrete-0.4.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate discrete 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate discrete 0.4.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discrete 0.4.0
[INFO] finished tweaking crates.io crate discrete 0.4.0
[INFO] tweaked toml for crates.io crate discrete 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate discrete 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e27c4f924482177a8a09f3f7dd5d438b8bf0b4d77e4efdccd2b8e309f6c2ee70
[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" "e27c4f924482177a8a09f3f7dd5d438b8bf0b4d77e4efdccd2b8e309f6c2ee70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e27c4f924482177a8a09f3f7dd5d438b8bf0b4d77e4efdccd2b8e309f6c2ee70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27c4f924482177a8a09f3f7dd5d438b8bf0b4d77e4efdccd2b8e309f6c2ee70", kill_on_drop: false }`
[INFO] [stdout] e27c4f924482177a8a09f3f7dd5d438b8bf0b4d77e4efdccd2b8e309f6c2ee70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdb22cd0dbbd732d7185d80ccc469060e1c431cc0c0fa9bfc08fb104f906dff5
[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" "fdb22cd0dbbd732d7185d80ccc469060e1c431cc0c0fa9bfc08fb104f906dff5", kill_on_drop: false }`
[INFO] [stderr]    Compiling discrete v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "fdb22cd0dbbd732d7185d80ccc469060e1c431cc0c0fa9bfc08fb104f906dff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdb22cd0dbbd732d7185d80ccc469060e1c431cc0c0fa9bfc08fb104f906dff5", kill_on_drop: false }`
[INFO] [stdout] fdb22cd0dbbd732d7185d80ccc469060e1c431cc0c0fa9bfc08fb104f906dff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] d907f9f50455e31efc3f47e8308d80fa8b457d4a16b43dffe6aa0a14f65e0597
[INFO] running `Command { std: "docker" "start" "-a" "d907f9f50455e31efc3f47e8308d80fa8b457d4a16b43dffe6aa0a14f65e0597", kill_on_drop: false }`
[INFO] [stderr]    Compiling discrete v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "d907f9f50455e31efc3f47e8308d80fa8b457d4a16b43dffe6aa0a14f65e0597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d907f9f50455e31efc3f47e8308d80fa8b457d4a16b43dffe6aa0a14f65e0597", kill_on_drop: false }`
[INFO] [stdout] d907f9f50455e31efc3f47e8308d80fa8b457d4a16b43dffe6aa0a14f65e0597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 716d16e662307b9fb760be1da22378730968278d54a1c2df7e1f55b333a58afa
[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" "716d16e662307b9fb760be1da22378730968278d54a1c2df7e1f55b333a58afa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/discrete-e549dbd7fc895d69)
[INFO] [stdout] running 23 tests
[INFO] [stdout] test context::tests::features ... ok
[INFO] [stdout] test context::tests::data ... ok
[INFO] [stdout] test dimension::tests::features ... ok
[INFO] [stdout] test dimension_n::tests::data ... ok
[INFO] [stdout] test dimension_n::tests::of ... ok
[INFO] [stdout] test directed_context::tests::data ... ok
[INFO] [stdout] test directed_context::tests::features ... ok
[INFO] [stdout] test eq_pair::tests::features ... ok
[INFO] [stdout] test eq_pair::tests::test_eq_pair ... ok
[INFO] [stdout] test pair::tests::data ... ok
[INFO] [stdout] test pair::tests::features ... ok
[INFO] [stdout] test pair::tests::of ... ok
[INFO] [stdout] test permutation::test::data ... ok
[INFO] [stderr]    Doc-tests discrete
[INFO] [stdout] test permutation::test::features ... ok
[INFO] [stdout] test permutation::test::of ... ok
[INFO] [stdout] test power_set::tests::data ... ok
[INFO] [stdout] test power_set::tests::features ... ok
[INFO] [stdout] test neq_pair::tests::data ... ok
[INFO] [stdout] test dimension_n::tests::features ... ok
[INFO] [stdout] test neq_pair::tests::of ... ok
[INFO] [stdout] test context::tests::of ... ok
[INFO] [stdout] test neq_pair::tests::features ... ok
[INFO] [stdout] test power_set::tests::of ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/context.rs - context::subspace_offset (line 34) ... ignored
[INFO] [stdout] test src/lib.rs - (line 23) ... ignored
[INFO] [stdout] test src/lib.rs - (line 45) ... ignored
[INFO] [stdout] test src/lib.rs - (line 7) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "716d16e662307b9fb760be1da22378730968278d54a1c2df7e1f55b333a58afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716d16e662307b9fb760be1da22378730968278d54a1c2df7e1f55b333a58afa", kill_on_drop: false }`
[INFO] [stdout] 716d16e662307b9fb760be1da22378730968278d54a1c2df7e1f55b333a58afa