[INFO] fetching crate devtimer 4.0.1...
[INFO] testing devtimer-4.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate devtimer 4.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate devtimer 4.0.1 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 devtimer 4.0.1
[INFO] finished tweaking crates.io crate devtimer 4.0.1
[INFO] tweaked toml for crates.io crate devtimer 4.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 99f15b123aeab62f7ac59f1fdb929c887cb646b9a3231e444902169f6b0d0c90
[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" "99f15b123aeab62f7ac59f1fdb929c887cb646b9a3231e444902169f6b0d0c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99f15b123aeab62f7ac59f1fdb929c887cb646b9a3231e444902169f6b0d0c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f15b123aeab62f7ac59f1fdb929c887cb646b9a3231e444902169f6b0d0c90", kill_on_drop: false }`
[INFO] [stdout] 99f15b123aeab62f7ac59f1fdb929c887cb646b9a3231e444902169f6b0d0c90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a7d30ea6571179fd1e171d5e3ca460d4cc6d3706cd237f05894c0ee70e558d3a
[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" "a7d30ea6571179fd1e171d5e3ca460d4cc6d3706cd237f05894c0ee70e558d3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling devtimer v4.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "a7d30ea6571179fd1e171d5e3ca460d4cc6d3706cd237f05894c0ee70e558d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d30ea6571179fd1e171d5e3ca460d4cc6d3706cd237f05894c0ee70e558d3a", kill_on_drop: false }`
[INFO] [stdout] a7d30ea6571179fd1e171d5e3ca460d4cc6d3706cd237f05894c0ee70e558d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] cdaf0aa92aa6b0ba23cd3cd23b37a84596adc0e22d93e27cfc692319fe3ae505
[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" "cdaf0aa92aa6b0ba23cd3cd23b37a84596adc0e22d93e27cfc692319fe3ae505", kill_on_drop: false }`
[INFO] [stderr]    Compiling devtimer v4.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "cdaf0aa92aa6b0ba23cd3cd23b37a84596adc0e22d93e27cfc692319fe3ae505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdaf0aa92aa6b0ba23cd3cd23b37a84596adc0e22d93e27cfc692319fe3ae505", kill_on_drop: false }`
[INFO] [stdout] cdaf0aa92aa6b0ba23cd3cd23b37a84596adc0e22d93e27cfc692319fe3ae505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c113aaa6d4785a5ad18c6e2162ad39854f7a51a9e9025b70c1c9df95f1c618a0
[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" "c113aaa6d4785a5ad18c6e2162ad39854f7a51a9e9025b70c1c9df95f1c618a0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/devtimer-9a4b928e68d465ea
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test check_complex_timer_impl ... ok
[INFO] [stdout] test test_simple_timer_impl ... ok
[INFO] [stdout] test test_benchmark_impl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests devtimer
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - ComplexTimer::iter (line 252) ... ok
[INFO] [stdout] test src/lib.rs - run_benchmark (line 81) ... ok
[INFO] [stdout] test src/lib.rs - SimpleTimer::start_after (line 289) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c113aaa6d4785a5ad18c6e2162ad39854f7a51a9e9025b70c1c9df95f1c618a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c113aaa6d4785a5ad18c6e2162ad39854f7a51a9e9025b70c1c9df95f1c618a0", kill_on_drop: false }`
[INFO] [stdout] c113aaa6d4785a5ad18c6e2162ad39854f7a51a9e9025b70c1c9df95f1c618a0