[INFO] updating cached repository https://github.com/NikosEfthias/rust-lessons-code [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 85e333d4fe442602b75f5ef9df5c9d0634970e9c [INFO] testing NikosEfthias/rust-lessons-code against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNikosEfthias%2Frust-lessons-code" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NikosEfthias/rust-lessons-code on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/NikosEfthias/rust-lessons-code [INFO] finished tweaking git repo https://github.com/NikosEfthias/rust-lessons-code [INFO] tweaked toml for git repo https://github.com/NikosEfthias/rust-lessons-code written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/NikosEfthias/rust-lessons-code already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 082db68fa65c849a777f678cd57c06e86cd84a10f27a511a4a5bad03b9045bec [INFO] running `"docker" "start" "-a" "082db68fa65c849a777f678cd57c06e86cd84a10f27a511a4a5bad03b9045bec"` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling curl v0.4.22 [INFO] [stderr] Compiling chttp v0.4.5 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling libnghttp2-sys v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling openssl-sys v0.9.48 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling curl-sys v0.4.20 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.8 [INFO] [stderr] Compiling futures-core-preview v0.2.3 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling crossbeam-channel v0.3.8 [INFO] [stderr] Compiling futures-channel-preview v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling futures-sink-preview v0.2.2 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling socket2 v0.3.9 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling futures-io-preview v0.2.2 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling crossbeam v0.7.1 [INFO] [stderr] Compiling futures-util-preview v0.2.2 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling chrono v0.4.7 [INFO] [stderr] Compiling futures-executor-preview v0.2.2 [INFO] [stderr] Compiling futures-stable-preview v0.2.3 [INFO] [stderr] Compiling futures-async-runtime-preview v0.2.3 [INFO] [stderr] Compiling futures-preview v0.2.2 [INFO] [stderr] Compiling withers_derive v0.2.0 [INFO] [stderr] Compiling repo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/traits.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | let mut my_money = Currency::new(12, 50); [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: method is never used: `add` [INFO] [stderr] --> src/traits.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | fn add(&self, c: &Currency) -> Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_mut` [INFO] [stderr] --> src/traits.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn add_mut(&mut self, c: &Currency) -> &Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `phone` [INFO] [stderr] --> src/structs.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | phone: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `IpError::*` [INFO] [stderr] --> src/enums.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | use IpError::*; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Yerel` [INFO] [stderr] --> src/enums.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | Yerel(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 34s [INFO] running `"docker" "inspect" "082db68fa65c849a777f678cd57c06e86cd84a10f27a511a4a5bad03b9045bec"` [INFO] running `"docker" "rm" "-f" "082db68fa65c849a777f678cd57c06e86cd84a10f27a511a4a5bad03b9045bec"` [INFO] [stdout] 082db68fa65c849a777f678cd57c06e86cd84a10f27a511a4a5bad03b9045bec [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a32c1d813a8421a8dc8d3e939d46ed9e9dea244193ddcbe4fad39d3ba7f9e488 [INFO] running `"docker" "start" "-a" "a32c1d813a8421a8dc8d3e939d46ed9e9dea244193ddcbe4fad39d3ba7f9e488"` [INFO] [stderr] Compiling repo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: field is never read: `phone` [INFO] [stderr] --> src/structs.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | phone: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/traits.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | let mut my_money = Currency::new(12, 50); [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: method is never used: `add` [INFO] [stderr] --> src/traits.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | fn add(&self, c: &Currency) -> Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_mut` [INFO] [stderr] --> src/traits.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn add_mut(&mut self, c: &Currency) -> &Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `IpError::*` [INFO] [stderr] --> src/enums.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | use IpError::*; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Yerel` [INFO] [stderr] --> src/enums.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | Yerel(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `"docker" "inspect" "a32c1d813a8421a8dc8d3e939d46ed9e9dea244193ddcbe4fad39d3ba7f9e488"` [INFO] running `"docker" "rm" "-f" "a32c1d813a8421a8dc8d3e939d46ed9e9dea244193ddcbe4fad39d3ba7f9e488"` [INFO] [stdout] a32c1d813a8421a8dc8d3e939d46ed9e9dea244193ddcbe4fad39d3ba7f9e488 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 691c04741ef13d0592959f26a2cfee821f176d0f5d834da3f12042403d80b465 [INFO] running `"docker" "start" "-a" "691c04741ef13d0592959f26a2cfee821f176d0f5d834da3f12042403d80b465"` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/traits.rs:66:9 [INFO] [stderr] | [INFO] [stderr] 66 | let mut my_money = Currency::new(12, 50); [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: method is never used: `add` [INFO] [stderr] --> src/traits.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | fn add(&self, c: &Currency) -> Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_mut` [INFO] [stderr] --> src/traits.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | fn add_mut(&mut self, c: &Currency) -> &Self [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: field is never read: `phone` [INFO] [stderr] --> src/structs.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | phone: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `IpError::*` [INFO] [stderr] --> src/enums.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | use IpError::*; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Yerel` [INFO] [stderr] --> src/enums.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | Yerel(String), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/enums-d11c2c7dc3d5457d [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] [stderr] Running /opt/rustwide/target/debug/deps/structs-98c9cbca12f72078 [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/traits-4bee08bbf668889e [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] running `"docker" "inspect" "691c04741ef13d0592959f26a2cfee821f176d0f5d834da3f12042403d80b465"` [INFO] running `"docker" "rm" "-f" "691c04741ef13d0592959f26a2cfee821f176d0f5d834da3f12042403d80b465"` [INFO] [stdout] 691c04741ef13d0592959f26a2cfee821f176d0f5d834da3f12042403d80b465