[INFO] fetching crate calculator-backend 0.1.14... [INFO] checking calculator-backend-0.1.14 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate calculator-backend 0.1.14 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate calculator-backend 0.1.14 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate calculator-backend 0.1.14 [INFO] tweaked toml for crates.io crate calculator-backend 0.1.14 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate calculator-backend 0.1.14 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate calculator-backend 0.1.14 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62982c2d25131a1240ee6e3492054f717799b8392e3ec6a2b15d10a9fce1e26f [INFO] running `Command { std: "docker" "start" "-a" "62982c2d25131a1240ee6e3492054f717799b8392e3ec6a2b15d10a9fce1e26f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62982c2d25131a1240ee6e3492054f717799b8392e3ec6a2b15d10a9fce1e26f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62982c2d25131a1240ee6e3492054f717799b8392e3ec6a2b15d10a9fce1e26f", kill_on_drop: false }` [INFO] [stdout] 62982c2d25131a1240ee6e3492054f717799b8392e3ec6a2b15d10a9fce1e26f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83c7d818bce5080823eb7002958e18dc452d6c688f75a955630b1f780bf573a8 [INFO] running `Command { std: "docker" "start" "-a" "83c7d818bce5080823eb7002958e18dc452d6c688f75a955630b1f780bf573a8", kill_on_drop: false }` [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling cc v1.2.19 [INFO] [stderr] Compiling calculator-backend v0.1.14 (/opt/rustwide/workdir) [INFO] [stderr] warning: calculator-backend@0.1.14: c_library/calculator.c: In function 'needs_parentheses': [INFO] [stderr] warning: calculator-backend@0.1.14: c_library/calculator.c:579:32: warning: multi-character character constant [-Wmultichar] [INFO] [stderr] warning: calculator-backend@0.1.14: 579 | if (op == '!' || op == '√') return true; [INFO] [stderr] warning: calculator-backend@0.1.14: | ^~~ [INFO] [stderr] warning: calculator-backend@0.1.14: c_library/calculator.c:579:29: warning: comparison is always false due to limited range of data type [-Wtype-limits] [INFO] [stderr] warning: calculator-backend@0.1.14: 579 | if (op == '!' || op == '√') return true; [INFO] [stderr] warning: calculator-backend@0.1.14: | ^~ [INFO] [stderr] warning: calculator-backend@0.1.14: c_library/calculator.c: In function 'apply_operator': [INFO] [stderr] warning: calculator-backend@0.1.14: c_library/calculator.c:390:14: warning: 'result' may be used uninitialized [-Wmaybe-uninitialized] [INFO] [stderr] warning: calculator-backend@0.1.14: 390 | result = round_to_9_decimals(result); [INFO] [stderr] warning: calculator-backend@0.1.14: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] warning: calculator-backend@0.1.14: c_library/calculator.c:268:12: note: 'result' was declared here [INFO] [stderr] warning: calculator-backend@0.1.14: 268 | double result; [INFO] [stderr] warning: calculator-backend@0.1.14: | ^~~~~~ [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s [INFO] running `Command { std: "docker" "inspect" "83c7d818bce5080823eb7002958e18dc452d6c688f75a955630b1f780bf573a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83c7d818bce5080823eb7002958e18dc452d6c688f75a955630b1f780bf573a8", kill_on_drop: false }` [INFO] [stdout] 83c7d818bce5080823eb7002958e18dc452d6c688f75a955630b1f780bf573a8