[INFO] fetching crate lucky_commit 1.0.2...
[INFO] testing lucky_commit-1.0.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lucky_commit 1.0.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lucky_commit 1.0.2 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 lucky_commit 1.0.2
[INFO] finished tweaking crates.io crate lucky_commit 1.0.2
[INFO] tweaked toml for crates.io crate lucky_commit 1.0.2 written to /workspace/builds/worker-9/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 013367a7c43ae352dadc671aa86efb2b4212d97350ae0d36c6262a5f89d9c557
[INFO] running `Command { std: "docker" "start" "-a" "013367a7c43ae352dadc671aa86efb2b4212d97350ae0d36c6262a5f89d9c557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "013367a7c43ae352dadc671aa86efb2b4212d97350ae0d36c6262a5f89d9c557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013367a7c43ae352dadc671aa86efb2b4212d97350ae0d36c6262a5f89d9c557", kill_on_drop: false }`
[INFO] [stdout] 013367a7c43ae352dadc671aa86efb2b4212d97350ae0d36c6262a5f89d9c557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 854b36d5fbb9bfacf86b6e6038c1c2cdd13f630e7cc35c4b07fbe393d8d3fc8a
[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" "854b36d5fbb9bfacf86b6e6038c1c2cdd13f630e7cc35c4b07fbe393d8d3fc8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling lucky_commit v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/main.rs:247:69
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let trimmed_right_half = original_message[commit_split_index..].trim_left_matches(trimmable_paddings);
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:296:13
[INFO] [stdout]     |
[INFO] [stdout] 296 |     message.trim_right().len()
[INFO] [stdout]     |             ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "854b36d5fbb9bfacf86b6e6038c1c2cdd13f630e7cc35c4b07fbe393d8d3fc8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854b36d5fbb9bfacf86b6e6038c1c2cdd13f630e7cc35c4b07fbe393d8d3fc8a", kill_on_drop: false }`
[INFO] [stdout] 854b36d5fbb9bfacf86b6e6038c1c2cdd13f630e7cc35c4b07fbe393d8d3fc8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7969f73a0490216bde4216586205ae5f6845440c6cb3e911fc9a5e57cc033e82
[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" "7969f73a0490216bde4216586205ae5f6845440c6cb3e911fc9a5e57cc033e82", kill_on_drop: false }`
[INFO] [stderr]    Compiling lucky_commit v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/main.rs:247:69
[INFO] [stdout]     |
[INFO] [stdout] 247 |     let trimmed_right_half = original_message[commit_split_index..].trim_left_matches(trimmable_paddings);
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/main.rs:296:13
[INFO] [stdout]     |
[INFO] [stdout] 296 |     message.trim_right().len()
[INFO] [stdout]     |             ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "7969f73a0490216bde4216586205ae5f6845440c6cb3e911fc9a5e57cc033e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7969f73a0490216bde4216586205ae5f6845440c6cb3e911fc9a5e57cc033e82", kill_on_drop: false }`
[INFO] [stdout] 7969f73a0490216bde4216586205ae5f6845440c6cb3e911fc9a5e57cc033e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 809a0b419ff0c61236fbb0ac1f0aed157e4ce66fe54345a43e7e43aca619181f
[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" "809a0b419ff0c61236fbb0ac1f0aed157e4ce66fe54345a43e7e43aca619181f", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/main.rs:247:69
[INFO] [stderr]     |
[INFO] [stderr] 247 |     let trimmed_right_half = original_message[commit_split_index..].trim_left_matches(trimmable_paddings);
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:296:13
[INFO] [stderr]     |
[INFO] [stderr] 296 |     message.trim_right().len()
[INFO] [stderr]     |             ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lucky_commit-12c2e85f2aa23a59
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::matches_desired_prefix_empty ... ok
[INFO] [stdout] test tests::matches_desired_prefix_data_without_half ... ok
[INFO] [stdout] test tests::process_commit_message_already_padded ... ok
[INFO] [stdout] test tests::parse_prefix_odd_chars ... ok
[INFO] [stdout] test tests::parse_prefix_single_char ... ok
[INFO] [stdout] test tests::process_commit_message_with_gpg_signature ... ok
[INFO] [stdout] test tests::process_commit_message_without_gpg_signature ... ok
[INFO] [stdout] test tests::matches_desired_prefix_matching_data_and_half ... ok
[INFO] [stdout] test tests::matches_desired_prefix_single_half ... ok
[INFO] [stdout] test tests::parse_prefix_capital_letters ... ok
[INFO] [stdout] test tests::matches_desired_prefix_matching_data_mismatching_half ... ok
[INFO] [stdout] test tests::matches_desired_prefix_single_half_mismatch ... ok
[INFO] [stdout] test tests::parse_prefix_even_chars ... ok
[INFO] [stdout] test tests::iterate_for_match_failure ... ok
[INFO] [stdout] test tests::search_for_match_success ... ok
[INFO] [stdout] test tests::parse_prefix_empty ... ok
[INFO] [stdout] test tests::split_range_u64_multiple_segments ... ok
[INFO] [stdout] test tests::parse_prefix_invalid_even_chars ... ok
[INFO] [stdout] test tests::matches_desired_prefix_mismatching_data_matching_half ... ok
[INFO] [stdout] test tests::split_range_u32_multiple_segments ... ok
[INFO] [stdout] test tests::split_range_u64_one_segment ... ok
[INFO] [stdout] test tests::parse_prefix_invalid_odd_char ... ok
[INFO] [stdout] test tests::split_range_u32_one_segment ... ok
[INFO] [stdout] test tests::to_hex_string_basic ... ok
[INFO] [stdout] test tests::to_hex_string_multichar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "809a0b419ff0c61236fbb0ac1f0aed157e4ce66fe54345a43e7e43aca619181f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809a0b419ff0c61236fbb0ac1f0aed157e4ce66fe54345a43e7e43aca619181f", kill_on_drop: false }`
[INFO] [stdout] 809a0b419ff0c61236fbb0ac1f0aed157e4ce66fe54345a43e7e43aca619181f