[INFO] fetching crate string-number 0.3.0...
[INFO] checking string-number-0.3.0 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate string-number 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate string-number 0.3.0
[INFO] finished tweaking crates.io crate string-number 0.3.0
[INFO] tweaked toml for crates.io crate string-number 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate string-number 0.3.0 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 94 packages to highest compatible versions
[INFO] [stderr]       Adding bigdecimal v0.2.2 (available: v0.4.11)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding num-bigint v0.3.3 (available: v0.5.1)
[INFO] [stderr]       Adding psm v0.1.24 (available: v0.1.32)
[INFO] [stderr]       Adding rstest v0.10.0 (available: v0.28.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1
[INFO] running `Command { std: "docker" "start" "1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling stacker v0.1.25
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking string-number v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 Number::Negative(r) => (l - r.positive()),
[INFO] [stdout]     |                                        ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 246 -                 Number::Negative(r) => (l - r.positive()),
[INFO] [stdout] 246 +                 Number::Negative(r) => l - r.positive(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:250:40
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 Number::Positive(r) => (r - l.positive()),
[INFO] [stdout]     |                                        ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 250 -                 Number::Positive(r) => (r - l.positive()),
[INFO] [stdout] 250 +                 Number::Positive(r) => r - l.positive(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:274:40
[INFO] [stdout]     |
[INFO] [stdout] 274 |                 Number::Positive(r) => (l - r),
[INFO] [stdout]     |                                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 274 -                 Number::Positive(r) => (l - r),
[INFO] [stdout] 274 +                 Number::Positive(r) => l - r,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pest v2.9.4
[INFO] [stderr]     Checking rand v0.10.3
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]    Compiling semver-parser v0.10.3
[INFO] [stderr]     Checking bigdecimal v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking env_filter v2.0.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking env_logger v0.11.11
[INFO] [stderr]     Checking quickcheck v1.1.0
[INFO] [stderr]    Compiling rstest v0.10.0
[INFO] [stderr]    Compiling quickcheck_macros v1.2.0
[INFO] [stderr]     Checking serde_json v1.0.154
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 246 |                 Number::Negative(r) => (l - r.positive()),
[INFO] [stdout]     |                                        ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 246 -                 Number::Negative(r) => (l - r.positive()),
[INFO] [stdout] 246 +                 Number::Negative(r) => l - r.positive(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:250:40
[INFO] [stdout]     |
[INFO] [stdout] 250 |                 Number::Positive(r) => (r - l.positive()),
[INFO] [stdout]     |                                        ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 250 -                 Number::Positive(r) => (r - l.positive()),
[INFO] [stdout] 250 +                 Number::Positive(r) => r - l.positive(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:274:40
[INFO] [stdout]     |
[INFO] [stdout] 274 |                 Number::Positive(r) => (l - r),
[INFO] [stdout]     |                                        ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 274 -                 Number::Positive(r) => (l - r),
[INFO] [stdout] 274 +                 Number::Positive(r) => l - r,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rstest v0.10.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1", kill_on_drop: false }`
[INFO] [stdout] 1ab8aac1b652b2e977e2ddbdb6ba85d751c9e5db44dd9cf77c78561ab61a89c1
