[INFO] fetching crate halton 0.2.1...
[INFO] testing halton-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate halton 0.2.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate halton 0.2.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-11/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4616d1da8fbf3c52e9c40f3a366b9e235607d46cef447689ee487bddcfc89f5
[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" "c4616d1da8fbf3c52e9c40f3a366b9e235607d46cef447689ee487bddcfc89f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4616d1da8fbf3c52e9c40f3a366b9e235607d46cef447689ee487bddcfc89f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4616d1da8fbf3c52e9c40f3a366b9e235607d46cef447689ee487bddcfc89f5", kill_on_drop: false }`
[INFO] [stdout] c4616d1da8fbf3c52e9c40f3a366b9e235607d46cef447689ee487bddcfc89f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1b0d4067f1c1c2c646bc9db10ed7a635add9722838500886054c57872e117a1
[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" "f1b0d4067f1c1c2c646bc9db10ed7a635add9722838500886054c57872e117a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling halton v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "f1b0d4067f1c1c2c646bc9db10ed7a635add9722838500886054c57872e117a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b0d4067f1c1c2c646bc9db10ed7a635add9722838500886054c57872e117a1", kill_on_drop: false }`
[INFO] [stdout] f1b0d4067f1c1c2c646bc9db10ed7a635add9722838500886054c57872e117a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e179900107f1e09e6de0b3b08ea00e5bafce1c320537d50bd8a0dec1d4adacf
[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" "2e179900107f1e09e6de0b3b08ea00e5bafce1c320537d50bd8a0dec1d4adacf", 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 2.05s
[INFO] running `Command { std: "docker" "inspect" "2e179900107f1e09e6de0b3b08ea00e5bafce1c320537d50bd8a0dec1d4adacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e179900107f1e09e6de0b3b08ea00e5bafce1c320537d50bd8a0dec1d4adacf", kill_on_drop: false }`
[INFO] [stdout] 2e179900107f1e09e6de0b3b08ea00e5bafce1c320537d50bd8a0dec1d4adacf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdeb5e5b3d947e2d7f855cefa1491e75a29e107e1076f4420aa4574c72d39546
[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" "fdeb5e5b3d947e2d7f855cefa1491e75a29e107e1076f4420aa4574c72d39546", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/halton-af16e03f2f7b9771
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::sequence_skip_base_2 ... ok
[INFO] [stdout] test tests::sequence_skip_last ... ok
[INFO] [stdout] test tests::sequence_size_hint ... ok
[INFO] [stdout] test tests::sequence_count ... ok
[INFO] [stdout] test tests::sequence_iter ... ok
[INFO] [stdout] test tests::number_base_2 ... ok
[INFO] [stdout] test tests::number_base_3 ... ok
[INFO] [stdout] test tests::sequence_skip_base_3 ... ok
[INFO] [stdout] test tests::sequence_base_2 ... ok
[INFO] [stdout] test tests::sequence_base_3 ... ok
[INFO] [stdout] test tests::sequence_nth_last ... ok
[INFO] [stdout] test tests::sequence_last ... 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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Sequence (line 98) ... ok
[INFO] [stdout] test src/lib.rs - number (line 67) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 120) ... ok
[INFO] [stdout] test src/lib.rs - Sequence::new (line 142) ... ok
[INFO] [stdout] test src/lib.rs - number (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - Sequence (line 110) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fdeb5e5b3d947e2d7f855cefa1491e75a29e107e1076f4420aa4574c72d39546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdeb5e5b3d947e2d7f855cefa1491e75a29e107e1076f4420aa4574c72d39546", kill_on_drop: false }`
[INFO] [stdout] fdeb5e5b3d947e2d7f855cefa1491e75a29e107e1076f4420aa4574c72d39546