[INFO] fetching crate meow 0.2.2... [INFO] testing meow-0.2.2 against 1.55.0 for beta-1.56-1 [INFO] extracting crate meow 0.2.2 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate meow 0.2.2 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate meow 0.2.2 [INFO] finished tweaking crates.io crate meow 0.2.2 [INFO] tweaked toml for crates.io crate meow 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate meow 0.2.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded simplelog v0.8.0 [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b4c4dbed73d57f0679ca48fb8420600a151b5ed43341ebd64efea8f112979f2 [INFO] running `Command { std: "docker" "start" "-a" "8b4c4dbed73d57f0679ca48fb8420600a151b5ed43341ebd64efea8f112979f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b4c4dbed73d57f0679ca48fb8420600a151b5ed43341ebd64efea8f112979f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b4c4dbed73d57f0679ca48fb8420600a151b5ed43341ebd64efea8f112979f2", kill_on_drop: false }` [INFO] [stdout] 8b4c4dbed73d57f0679ca48fb8420600a151b5ed43341ebd64efea8f112979f2 [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ff46c2c8103d4351aa166e750e49600bddc64af84ca77dddbe67326c39b257f [INFO] running `Command { std: "docker" "start" "-a" "3ff46c2c8103d4351aa166e750e49600bddc64af84ca77dddbe67326c39b257f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling simplelog v0.8.0 [INFO] [stderr] Compiling meow v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `debug`, `error`, `info`, `warn` [INFO] [stdout] --> src/main.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 19 | use log::{error, warn, info, debug, trace}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `M` should have a snake case name [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let M = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `m` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let E = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `O` should have a snake case name [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let O = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `o` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `W` should have a snake case name [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let W = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.48s [INFO] running `Command { std: "docker" "inspect" "3ff46c2c8103d4351aa166e750e49600bddc64af84ca77dddbe67326c39b257f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ff46c2c8103d4351aa166e750e49600bddc64af84ca77dddbe67326c39b257f", kill_on_drop: false }` [INFO] [stdout] 3ff46c2c8103d4351aa166e750e49600bddc64af84ca77dddbe67326c39b257f [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 431f67640018725300af85672b5ef29cd2357545ab3f5fad8b89d7ce008472d9 [INFO] running `Command { std: "docker" "start" "-a" "431f67640018725300af85672b5ef29cd2357545ab3f5fad8b89d7ce008472d9", kill_on_drop: false }` [INFO] [stderr] Compiling meow v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `debug`, `error`, `info`, `warn` [INFO] [stdout] --> src/main.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 19 | use log::{error, warn, info, debug, trace}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `M` should have a snake case name [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let M = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `m` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let E = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `O` should have a snake case name [INFO] [stdout] --> src/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let O = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `o` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `W` should have a snake case name [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let W = dnachars.next().unwrap(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `Command { std: "docker" "inspect" "431f67640018725300af85672b5ef29cd2357545ab3f5fad8b89d7ce008472d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "431f67640018725300af85672b5ef29cd2357545ab3f5fad8b89d7ce008472d9", kill_on_drop: false }` [INFO] [stdout] 431f67640018725300af85672b5ef29cd2357545ab3f5fad8b89d7ce008472d9 [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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3db87f00a2c563659ca93460a907a0011812b48908a2c483d72b27509b315be0 [INFO] running `Command { std: "docker" "start" "-a" "3db87f00a2c563659ca93460a907a0011812b48908a2c483d72b27509b315be0", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `debug`, `error`, `info`, `warn` [INFO] [stderr] --> src/main.rs:19:11 [INFO] [stderr] | [INFO] [stderr] 19 | use log::{error, warn, info, debug, trace}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `M` should have a snake case name [INFO] [stderr] --> src/main.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let M = dnachars.next().unwrap(); [INFO] [stderr] | ^ help: convert the identifier to snake case: `m` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `E` should have a snake case name [INFO] [stderr] --> src/main.rs:41:9 [INFO] [stderr] | [INFO] [stderr] 41 | let E = dnachars.next().unwrap(); [INFO] [stderr] | ^ help: convert the identifier to snake case: `e` [INFO] [stderr] [INFO] [stderr] warning: variable `O` should have a snake case name [INFO] [stderr] --> src/main.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | let O = dnachars.next().unwrap(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `o` [INFO] [stderr] [INFO] [stderr] warning: variable `W` should have a snake case name [INFO] [stderr] --> src/main.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | let W = dnachars.next().unwrap(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `w` [INFO] [stderr] [INFO] [stderr] warning: `meow` (bin "meow" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/meow-52c33b21eb4c6e2c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3db87f00a2c563659ca93460a907a0011812b48908a2c483d72b27509b315be0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3db87f00a2c563659ca93460a907a0011812b48908a2c483d72b27509b315be0", kill_on_drop: false }` [INFO] [stdout] 3db87f00a2c563659ca93460a907a0011812b48908a2c483d72b27509b315be0