[INFO] fetching crate doubts 0.1.0...
[INFO] testing doubts-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate doubts 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate doubts 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doubts 0.1.0
[INFO] finished tweaking crates.io crate doubts 0.1.0
[INFO] tweaked toml for crates.io crate doubts 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dec81784abf5b8f07940b9dcb78171d3e10d91d36c3f0abbc13a6f1089f216d8
[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" "dec81784abf5b8f07940b9dcb78171d3e10d91d36c3f0abbc13a6f1089f216d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec81784abf5b8f07940b9dcb78171d3e10d91d36c3f0abbc13a6f1089f216d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec81784abf5b8f07940b9dcb78171d3e10d91d36c3f0abbc13a6f1089f216d8", kill_on_drop: false }`
[INFO] [stdout] dec81784abf5b8f07940b9dcb78171d3e10d91d36c3f0abbc13a6f1089f216d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6785bc25d896ee089f57e7434fcf6ede49ed100cf7560a59ad1852e61068198a
[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" "6785bc25d896ee089f57e7434fcf6ede49ed100cf7560a59ad1852e61068198a", kill_on_drop: false }`
[INFO] [stderr]    Compiling doubts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "6785bc25d896ee089f57e7434fcf6ede49ed100cf7560a59ad1852e61068198a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6785bc25d896ee089f57e7434fcf6ede49ed100cf7560a59ad1852e61068198a", kill_on_drop: false }`
[INFO] [stdout] 6785bc25d896ee089f57e7434fcf6ede49ed100cf7560a59ad1852e61068198a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5cdce998eb11fd406f362e88bd26478d310cd1154e79aeb4648624d6e0ec5b0
[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" "e5cdce998eb11fd406f362e88bd26478d310cd1154e79aeb4648624d6e0ec5b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling doubts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "e5cdce998eb11fd406f362e88bd26478d310cd1154e79aeb4648624d6e0ec5b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5cdce998eb11fd406f362e88bd26478d310cd1154e79aeb4648624d6e0ec5b0", kill_on_drop: false }`
[INFO] [stdout] e5cdce998eb11fd406f362e88bd26478d310cd1154e79aeb4648624d6e0ec5b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07ea44be8f517d385ac00d3d3d7f2252d07b30d0a05578302e969cc2a8f7b3dd
[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" "07ea44be8f517d385ac00d3d3d7f2252d07b30d0a05578302e969cc2a8f7b3dd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/doubts-b1fb84a33545ae53
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests doubts
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - assert_that (line 42) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 30) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 64) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 53) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 15) ... ok
[INFO] [stdout] test src/lib.rs - assert_that (line 7) ... 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" "07ea44be8f517d385ac00d3d3d7f2252d07b30d0a05578302e969cc2a8f7b3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ea44be8f517d385ac00d3d3d7f2252d07b30d0a05578302e969cc2a8f7b3dd", kill_on_drop: false }`
[INFO] [stdout] 07ea44be8f517d385ac00d3d3d7f2252d07b30d0a05578302e969cc2a8f7b3dd
