[INFO] fetching crate trim-margin 0.1.0...
[INFO] testing trim-margin-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate trim-margin 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate trim-margin 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trim-margin 0.1.0
[INFO] finished tweaking crates.io crate trim-margin 0.1.0
[INFO] tweaked toml for crates.io crate trim-margin 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4214bc969ee0c79364e071bb2ee57def800c9cfa7cc4fec390c35d763c3ff128
[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" "4214bc969ee0c79364e071bb2ee57def800c9cfa7cc4fec390c35d763c3ff128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4214bc969ee0c79364e071bb2ee57def800c9cfa7cc4fec390c35d763c3ff128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4214bc969ee0c79364e071bb2ee57def800c9cfa7cc4fec390c35d763c3ff128", kill_on_drop: false }`
[INFO] [stdout] 4214bc969ee0c79364e071bb2ee57def800c9cfa7cc4fec390c35d763c3ff128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19f9a97a3a94826959396d66e6c4e3ae4377a608fc0a9e2f4ffd7839aa265af8
[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" "19f9a97a3a94826959396d66e6c4e3ae4377a608fc0a9e2f4ffd7839aa265af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim-margin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:86:71
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stdout]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "19f9a97a3a94826959396d66e6c4e3ae4377a608fc0a9e2f4ffd7839aa265af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f9a97a3a94826959396d66e6c4e3ae4377a608fc0a9e2f4ffd7839aa265af8", kill_on_drop: false }`
[INFO] [stdout] 19f9a97a3a94826959396d66e6c4e3ae4377a608fc0a9e2f4ffd7839aa265af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] ff19c27aede55b289b4d4238b65e3bc008d5b376ac3b0e3adf05c27e646141eb
[INFO] running `Command { std: "docker" "start" "-a" "ff19c27aede55b289b4d4238b65e3bc008d5b376ac3b0e3adf05c27e646141eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling galvanic-assert v0.8.7
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:86:71
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stdout]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trim-margin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]   --> src/lib.rs:86:71
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stdout]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "ff19c27aede55b289b4d4238b65e3bc008d5b376ac3b0e3adf05c27e646141eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff19c27aede55b289b4d4238b65e3bc008d5b376ac3b0e3adf05c27e646141eb", kill_on_drop: false }`
[INFO] [stdout] ff19c27aede55b289b4d4238b65e3bc008d5b376ac3b0e3adf05c27e646141eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6c74d3d30ef3154a267496642d5fc8e7cb20904a5e431880b7b0c13d9d728c4
[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" "e6c74d3d30ef3154a267496642d5fc8e7cb20904a5e431880b7b0c13d9d728c4", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/lib.rs:86:71
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stderr]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout] running 5 tests
[INFO] [stderr]   --> src/lib.rs:86:71
[INFO] [stdout] test tests::should_remove_first_and_last_line_if_blank ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::should_not_modify_single_line_string ... ok
[INFO] [stderr] 86 |         let lines: Vec<_> = self.as_ref().split('\n').map(|line| line.trim_left()).collect();
[INFO] [stdout] test tests::should_trim_margin_of_multiline_string ... ok
[INFO] [stderr]    |                                                                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout] test tests::should_allow_arbitrary_margin_character ... ok
[INFO] [stderr]    |
[INFO] [stdout] test tests::should_not_modify_empty_string ... ok
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trim_margin-e9c1815a7a591238
[INFO] [stderr]    Doc-tests trim-margin
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6c74d3d30ef3154a267496642d5fc8e7cb20904a5e431880b7b0c13d9d728c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c74d3d30ef3154a267496642d5fc8e7cb20904a5e431880b7b0c13d9d728c4", kill_on_drop: false }`
[INFO] [stdout] e6c74d3d30ef3154a267496642d5fc8e7cb20904a5e431880b7b0c13d9d728c4