[INFO] fetching crate discombobulate 0.1.3... [INFO] testing discombobulate-0.1.3 against 1.44.0 for beta-1.45-1 [INFO] extracting crate discombobulate 0.1.3 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate discombobulate 0.1.3 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate discombobulate 0.1.3 [INFO] finished tweaking crates.io crate discombobulate 0.1.3 [INFO] tweaked toml for crates.io crate discombobulate 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate discombobulate 0.1.3 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 468908dd3f07a102a187e6092e9c94a9d6531adc1eeb6a90414295541f36def4 [INFO] running `"docker" "start" "-a" "468908dd3f07a102a187e6092e9c94a9d6531adc1eeb6a90414295541f36def4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling discombobulate v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:45:12 [INFO] [stderr] | [INFO] [stderr] 45 | Ok(mut f) => { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read`, `self` [INFO] [stderr] --> src/main.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Read, self}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let mut f = fs::File::open("/Users/jon/Documents/gits/!personal/discombobulate/LICENSE").unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `"docker" "inspect" "468908dd3f07a102a187e6092e9c94a9d6531adc1eeb6a90414295541f36def4"` [INFO] running `"docker" "rm" "-f" "468908dd3f07a102a187e6092e9c94a9d6531adc1eeb6a90414295541f36def4"` [INFO] [stdout] 468908dd3f07a102a187e6092e9c94a9d6531adc1eeb6a90414295541f36def4 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 577c98d58bd9fd8ec771e4d0217c361b9e40651f703e6236b85c8496999fe159 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "577c98d58bd9fd8ec771e4d0217c361b9e40651f703e6236b85c8496999fe159"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:45:12 [INFO] [stderr] | [INFO] [stderr] 45 | Ok(mut f) => { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling discombobulate v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Read`, `self` [INFO] [stderr] --> src/main.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Read, self}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let mut f = fs::File::open("/Users/jon/Documents/gits/!personal/discombobulate/LICENSE").unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:45:12 [INFO] [stderr] | [INFO] [stderr] 45 | Ok(mut f) => { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "577c98d58bd9fd8ec771e4d0217c361b9e40651f703e6236b85c8496999fe159"` [INFO] running `"docker" "rm" "-f" "577c98d58bd9fd8ec771e4d0217c361b9e40651f703e6236b85c8496999fe159"` [INFO] [stdout] 577c98d58bd9fd8ec771e4d0217c361b9e40651f703e6236b85c8496999fe159 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stdout] 1e5e98617374838da13a7eb598ac276e26a25fb12373c6b8622754b17a45e0e5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "1e5e98617374838da13a7eb598ac276e26a25fb12373c6b8622754b17a45e0e5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:45:12 [INFO] [stderr] | [INFO] [stderr] 45 | Ok(mut f) => { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:45:12 [INFO] [stderr] | [INFO] [stderr] 45 | Ok(mut f) => { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read`, `self` [INFO] [stderr] --> src/main.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Read, self}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let mut f = fs::File::open("/Users/jon/Documents/gits/!personal/discombobulate/LICENSE").unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/discombobulate-2e5cd34f85967542 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/discombobulate-896d0f3503bc7dfd [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 [INFO] [stdout] [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 [INFO] [stdout] [INFO] [stderr] Doc-tests discombobulate [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "1e5e98617374838da13a7eb598ac276e26a25fb12373c6b8622754b17a45e0e5"` [INFO] running `"docker" "rm" "-f" "1e5e98617374838da13a7eb598ac276e26a25fb12373c6b8622754b17a45e0e5"` [INFO] [stdout] 1e5e98617374838da13a7eb598ac276e26a25fb12373c6b8622754b17a45e0e5