[INFO] fetching crate narc 0.1.1... [INFO] checking narc-0.1.1 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] extracting crate narc 0.1.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate narc 0.1.1 on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate narc 0.1.1 [INFO] finished tweaking crates.io crate narc 0.1.1 [INFO] tweaked toml for crates.io crate narc 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0e9869f4af848771a59d4c73caae530d90d7b6b53a03b959f8737ae90ba85a0 [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" "d0e9869f4af848771a59d4c73caae530d90d7b6b53a03b959f8737ae90ba85a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0e9869f4af848771a59d4c73caae530d90d7b6b53a03b959f8737ae90ba85a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0e9869f4af848771a59d4c73caae530d90d7b6b53a03b959f8737ae90ba85a0", kill_on_drop: false }` [INFO] [stdout] d0e9869f4af848771a59d4c73caae530d90d7b6b53a03b959f8737ae90ba85a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07d65d933025f3aacc67b04328162cff05d233135f9270ae0d908ea7d74a4a74 [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" "07d65d933025f3aacc67b04328162cff05d233135f9270ae0d908ea7d74a4a74", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking nitro_fs v0.1.1 [INFO] [stderr] Checking narc v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `bail` [INFO] [stdout] --> src/extract.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use failure::{bail, ensure, Error}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bail` [INFO] [stdout] --> src/extract.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use failure::{bail, ensure, Error}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fat` [INFO] [stdout] --> src/extract.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let fat = &self.data[fat_offset..fat_offset + file_count * 8]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_fat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_u32` [INFO] [stdout] --> src/extract.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn read_u32(&self, offset: usize) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fat` [INFO] [stdout] --> src/extract.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let fat = &self.data[fat_offset..fat_offset + file_count * 8]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_fat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_u32` [INFO] [stdout] --> src/extract.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn read_u32(&self, offset: usize) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.37s [INFO] running `Command { std: "docker" "inspect" "07d65d933025f3aacc67b04328162cff05d233135f9270ae0d908ea7d74a4a74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07d65d933025f3aacc67b04328162cff05d233135f9270ae0d908ea7d74a4a74", kill_on_drop: false }` [INFO] [stdout] 07d65d933025f3aacc67b04328162cff05d233135f9270ae0d908ea7d74a4a74