[INFO] fetching crate halton 0.2.1...
[INFO] testing halton-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate halton 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate halton 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate halton 0.2.1
[INFO] finished tweaking crates.io crate halton 0.2.1
[INFO] tweaked toml for crates.io crate halton 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate halton 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca6bd56a9cb1d3266423bb999ed8f6f35f5daa7b1f73f1f0fb291b58e808a32c
[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" "ca6bd56a9cb1d3266423bb999ed8f6f35f5daa7b1f73f1f0fb291b58e808a32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca6bd56a9cb1d3266423bb999ed8f6f35f5daa7b1f73f1f0fb291b58e808a32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca6bd56a9cb1d3266423bb999ed8f6f35f5daa7b1f73f1f0fb291b58e808a32c", kill_on_drop: false }`
[INFO] [stdout] ca6bd56a9cb1d3266423bb999ed8f6f35f5daa7b1f73f1f0fb291b58e808a32c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41cebf1c49690342e321e5d47bc13eda12a29c6057f6dc539136a022322e2f9d
[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" "41cebf1c49690342e321e5d47bc13eda12a29c6057f6dc539136a022322e2f9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling halton v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "41cebf1c49690342e321e5d47bc13eda12a29c6057f6dc539136a022322e2f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41cebf1c49690342e321e5d47bc13eda12a29c6057f6dc539136a022322e2f9d", kill_on_drop: false }`
[INFO] [stdout] 41cebf1c49690342e321e5d47bc13eda12a29c6057f6dc539136a022322e2f9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] c13000b2f3bb914ccb5502e41101abf9a7a6c8397e75a974a8af1a99165296d4
[INFO] running `Command { std: "docker" "start" "-a" "c13000b2f3bb914ccb5502e41101abf9a7a6c8397e75a974a8af1a99165296d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling halton v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "c13000b2f3bb914ccb5502e41101abf9a7a6c8397e75a974a8af1a99165296d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c13000b2f3bb914ccb5502e41101abf9a7a6c8397e75a974a8af1a99165296d4", kill_on_drop: false }`
[INFO] [stdout] c13000b2f3bb914ccb5502e41101abf9a7a6c8397e75a974a8af1a99165296d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aefae053efb0768a6a42b827d1e58e9d29cf051a3363d7b402d2c65b2a219cef
[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" "aefae053efb0768a6a42b827d1e58e9d29cf051a3363d7b402d2c65b2a219cef", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/halton-e60b71089baecb6e)
[INFO] [stdout] test tests::number_base_3 ... ok
[INFO] [stdout] test tests::sequence_base_3 ... ok
[INFO] [stdout] test tests::number_base_2 ... ok
[INFO] [stdout] test tests::sequence_skip_base_2 ... ok
[INFO] [stdout] test tests::sequence_skip_base_3 ... ok
[INFO] [stdout] test tests::sequence_skip_last ... ok
[INFO] [stdout] test tests::sequence_count ... ok
[INFO] [stdout] test tests::sequence_base_2 ... ok
[INFO] [stdout] test tests::sequence_iter ... ok
[INFO] [stdout] test tests::sequence_last ... ok
[INFO] [stdout] test tests::sequence_nth_last ... ok
[INFO] [stdout] test tests::sequence_size_hint ... ok
[INFO] [stderr]    Doc-tests halton
[INFO] [stdout] test tests::sequence_iteratate_to_last ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Sequence (line 98) - compile ... ok
[INFO] [stdout] test src/lib.rs - number (line 57) ... ok
[INFO] [stdout] test src/lib.rs - number (line 67) ... ok
[INFO] [stdout] test src/lib.rs - Sequence::new (line 142) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 110) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 120) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aefae053efb0768a6a42b827d1e58e9d29cf051a3363d7b402d2c65b2a219cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aefae053efb0768a6a42b827d1e58e9d29cf051a3363d7b402d2c65b2a219cef", kill_on_drop: false }`
[INFO] [stdout] aefae053efb0768a6a42b827d1e58e9d29cf051a3363d7b402d2c65b2a219cef