[INFO] updating cached repository https://github.com/jmesmon/freqm [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] c41d20858c60833b0e8fb7bb2a6047ceafbb36da [INFO] testing jmesmon/freqm against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmesmon%2Ffreqm" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jmesmon/freqm on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jmesmon/freqm [INFO] finished tweaking git repo https://github.com/jmesmon/freqm [INFO] tweaked toml for git repo https://github.com/jmesmon/freqm written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/jmesmon/freqm 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 458c7e8b85e3ec29a92333e3a0908bf3a71b990bc0b65a26b5ba9f20e8e114a3 [INFO] running `"docker" "start" "-a" "458c7e8b85e3ec29a92333e3a0908bf3a71b990bc0b65a26b5ba9f20e8e114a3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling ord_subset v3.1.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling decimal v2.0.4 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling snafu-derive v0.6.6 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling serial-core v0.4.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling ioctl-rs v0.1.6 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling serial-unix v0.4.0 [INFO] [stderr] Compiling serial v0.4.0 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling snafu v0.6.6 [INFO] [stderr] Compiling structopt-derive v0.4.6 [INFO] [stderr] Compiling serialport v3.3.0 [INFO] [stderr] Compiling hibitset v0.6.3 [INFO] [stderr] Compiling structopt v0.3.13 [INFO] [stderr] Compiling bstr v0.2.12 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling freqm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/main.rs:226:13 [INFO] [stderr] | [INFO] [stderr] 226 | other => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `freq_as_offset` [INFO] [stderr] --> src/main.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | fn freq_as_offset(&self) -> (f64, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bandwidth` [INFO] [stderr] --> src/main.rs:243:5 [INFO] [stderr] | [INFO] [stderr] 243 | fn bandwidth(&self) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mode` [INFO] [stderr] --> src/main.rs:247:5 [INFO] [stderr] | [INFO] [stderr] 247 | fn mode(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_in` [INFO] [stderr] --> src/main.rs:253:5 [INFO] [stderr] | [INFO] [stderr] 253 | fn code_in(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_out` [INFO] [stderr] --> src/main.rs:257:5 [INFO] [stderr] | [INFO] [stderr] 257 | fn code_out(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.06s [INFO] running `"docker" "inspect" "458c7e8b85e3ec29a92333e3a0908bf3a71b990bc0b65a26b5ba9f20e8e114a3"` [INFO] running `"docker" "rm" "-f" "458c7e8b85e3ec29a92333e3a0908bf3a71b990bc0b65a26b5ba9f20e8e114a3"` [INFO] [stdout] 458c7e8b85e3ec29a92333e3a0908bf3a71b990bc0b65a26b5ba9f20e8e114a3 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b63178e6301cc9d23cacdab6855f68fe89a96f9b03c1fd0ee9cc0ba14e77710f [INFO] running `"docker" "start" "-a" "b63178e6301cc9d23cacdab6855f68fe89a96f9b03c1fd0ee9cc0ba14e77710f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling freqm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/main.rs:226:13 [INFO] [stderr] | [INFO] [stderr] 226 | other => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `freq_as_offset` [INFO] [stderr] --> src/main.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | fn freq_as_offset(&self) -> (f64, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bandwidth` [INFO] [stderr] --> src/main.rs:243:5 [INFO] [stderr] | [INFO] [stderr] 243 | fn bandwidth(&self) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mode` [INFO] [stderr] --> src/main.rs:247:5 [INFO] [stderr] | [INFO] [stderr] 247 | fn mode(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_in` [INFO] [stderr] --> src/main.rs:253:5 [INFO] [stderr] | [INFO] [stderr] 253 | fn code_in(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_out` [INFO] [stderr] --> src/main.rs:257:5 [INFO] [stderr] | [INFO] [stderr] 257 | fn code_out(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/main.rs:226:13 [INFO] [stderr] | [INFO] [stderr] 226 | other => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `freq_as_offset` [INFO] [stderr] --> src/main.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | fn freq_as_offset(&self) -> (f64, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bandwidth` [INFO] [stderr] --> src/main.rs:243:5 [INFO] [stderr] | [INFO] [stderr] 243 | fn bandwidth(&self) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mode` [INFO] [stderr] --> src/main.rs:247:5 [INFO] [stderr] | [INFO] [stderr] 247 | fn mode(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_in` [INFO] [stderr] --> src/main.rs:253:5 [INFO] [stderr] | [INFO] [stderr] 253 | fn code_in(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_out` [INFO] [stderr] --> src/main.rs:257:5 [INFO] [stderr] | [INFO] [stderr] 257 | fn code_out(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.33s [INFO] running `"docker" "inspect" "b63178e6301cc9d23cacdab6855f68fe89a96f9b03c1fd0ee9cc0ba14e77710f"` [INFO] running `"docker" "rm" "-f" "b63178e6301cc9d23cacdab6855f68fe89a96f9b03c1fd0ee9cc0ba14e77710f"` [INFO] [stdout] b63178e6301cc9d23cacdab6855f68fe89a96f9b03c1fd0ee9cc0ba14e77710f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4579d8fb3220586b27adb4d98ceda51d51797b0f6015b08b78f05dc0c87dcbe8 [INFO] running `"docker" "start" "-a" "4579d8fb3220586b27adb4d98ceda51d51797b0f6015b08b78f05dc0c87dcbe8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/main.rs:226:13 [INFO] [stderr] | [INFO] [stderr] 226 | other => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `freq_as_offset` [INFO] [stderr] --> src/main.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | fn freq_as_offset(&self) -> (f64, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bandwidth` [INFO] [stderr] --> src/main.rs:243:5 [INFO] [stderr] | [INFO] [stderr] 243 | fn bandwidth(&self) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mode` [INFO] [stderr] --> src/main.rs:247:5 [INFO] [stderr] | [INFO] [stderr] 247 | fn mode(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_in` [INFO] [stderr] --> src/main.rs:253:5 [INFO] [stderr] | [INFO] [stderr] 253 | fn code_in(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_out` [INFO] [stderr] --> src/main.rs:257:5 [INFO] [stderr] | [INFO] [stderr] 257 | fn code_out(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/main.rs:226:13 [INFO] [stderr] | [INFO] [stderr] 226 | other => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `freq_as_offset` [INFO] [stderr] --> src/main.rs:239:5 [INFO] [stderr] | [INFO] [stderr] 239 | fn freq_as_offset(&self) -> (f64, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bandwidth` [INFO] [stderr] --> src/main.rs:243:5 [INFO] [stderr] | [INFO] [stderr] 243 | fn bandwidth(&self) -> f64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mode` [INFO] [stderr] --> src/main.rs:247:5 [INFO] [stderr] | [INFO] [stderr] 247 | fn mode(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_in` [INFO] [stderr] --> src/main.rs:253:5 [INFO] [stderr] | [INFO] [stderr] 253 | fn code_in(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `code_out` [INFO] [stderr] --> src/main.rs:257:5 [INFO] [stderr] | [INFO] [stderr] 257 | fn code_out(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/freqm-6b4c60cdd444775a [INFO] [stderr] Running /opt/rustwide/target/debug/deps/freqm-44a77fb97a044181 [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/sparse_mem-09815c8345432dca [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 2 tests [INFO] [stdout] test insert_extend ... ok [INFO] [stdout] test insert_prefix ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests freqm [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" "4579d8fb3220586b27adb4d98ceda51d51797b0f6015b08b78f05dc0c87dcbe8"` [INFO] running `"docker" "rm" "-f" "4579d8fb3220586b27adb4d98ceda51d51797b0f6015b08b78f05dc0c87dcbe8"` [INFO] [stdout] 4579d8fb3220586b27adb4d98ceda51d51797b0f6015b08b78f05dc0c87dcbe8