[INFO] cloning repository https://github.com/whothey/lexan [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whothey/lexan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhothey%2Flexan", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhothey%2Flexan'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 79fbdd8f0c15eb9fba516c500a5c34eb33aa218e [INFO] testing whothey/lexan against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhothey%2Flexan" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/whothey/lexan on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/whothey/lexan [INFO] finished tweaking git repo https://github.com/whothey/lexan [INFO] tweaked toml for git repo https://github.com/whothey/lexan written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/whothey/lexan already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e86fbefb6a70e4ac97b8dfb7e01613934cdf4a43dd753f2cafbd65e858391f6b [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" "e86fbefb6a70e4ac97b8dfb7e01613934cdf4a43dd753f2cafbd65e858391f6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e86fbefb6a70e4ac97b8dfb7e01613934cdf4a43dd753f2cafbd65e858391f6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e86fbefb6a70e4ac97b8dfb7e01613934cdf4a43dd753f2cafbd65e858391f6b", kill_on_drop: false }` [INFO] [stdout] e86fbefb6a70e4ac97b8dfb7e01613934cdf4a43dd753f2cafbd65e858391f6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4c3c0096de183f28254953180632042eae5911f7ec32426d9036992ddbf1e4d3 [INFO] running `Command { std: "docker" "start" "-a" "4c3c0096de183f28254953180632042eae5911f7ec32426d9036992ddbf1e4d3", kill_on_drop: false }` [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling textwrap v0.6.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling clap v2.25.0 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling lexan v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:384:23 [INFO] [stdout] | [INFO] [stdout] 384 | unreached.remove_item(¤t); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:421:30 [INFO] [stdout] | [INFO] [stdout] 421 | dead.remove_item(&t.1); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:422:47 [INFO] [stdout] | [INFO] [stdout] 422 | for s in &path { dead.remove_item(s); } [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:427:35 [INFO] [stdout] | [INFO] [stdout] 427 | unvisited.remove_item(&t.1); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/dfa.rs:299:25 [INFO] [stdout] | [INFO] [stdout] 299 | mem::replace(ts, dets); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.48s [INFO] running `Command { std: "docker" "inspect" "4c3c0096de183f28254953180632042eae5911f7ec32426d9036992ddbf1e4d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c3c0096de183f28254953180632042eae5911f7ec32426d9036992ddbf1e4d3", kill_on_drop: false }` [INFO] [stdout] 4c3c0096de183f28254953180632042eae5911f7ec32426d9036992ddbf1e4d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 922e11dec38c83b40dd0b550ecd070df4e6dd2fc04c3e70a00135dbb370f555f [INFO] running `Command { std: "docker" "start" "-a" "922e11dec38c83b40dd0b550ecd070df4e6dd2fc04c3e70a00135dbb370f555f", kill_on_drop: false }` [INFO] [stderr] Compiling lexan v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:384:23 [INFO] [stdout] | [INFO] [stdout] 384 | unreached.remove_item(¤t); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:421:30 [INFO] [stdout] | [INFO] [stdout] 421 | dead.remove_item(&t.1); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:422:47 [INFO] [stdout] | [INFO] [stdout] 422 | for s in &path { dead.remove_item(s); } [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/dfa.rs:427:35 [INFO] [stdout] | [INFO] [stdout] 427 | unvisited.remove_item(&t.1); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/dfa.rs:299:25 [INFO] [stdout] | [INFO] [stdout] 299 | mem::replace(ts, dets); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "922e11dec38c83b40dd0b550ecd070df4e6dd2fc04c3e70a00135dbb370f555f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "922e11dec38c83b40dd0b550ecd070df4e6dd2fc04c3e70a00135dbb370f555f", kill_on_drop: false }` [INFO] [stdout] 922e11dec38c83b40dd0b550ecd070df4e6dd2fc04c3e70a00135dbb370f555f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 79475ad79dccedd662c5e7ea2533f22688d74422e6d5511dce0fb37d454faee2 [INFO] running `Command { std: "docker" "start" "-a" "79475ad79dccedd662c5e7ea2533f22688d74422e6d5511dce0fb37d454faee2", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stderr] --> src/dfa.rs:384:23 [INFO] [stderr] | [INFO] [stderr] 384 | unreached.remove_item(¤t); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stderr] --> src/dfa.rs:421:30 [INFO] [stderr] | [INFO] [stderr] 421 | dead.remove_item(&t.1); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stderr] --> src/dfa.rs:422:47 [INFO] [stderr] | [INFO] [stderr] 422 | for s in &path { dead.remove_item(s); } [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::vec::Vec::::remove_item`: Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stderr] --> src/dfa.rs:427:35 [INFO] [stderr] | [INFO] [stderr] 427 | unvisited.remove_item(&t.1); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/dfa.rs:299:25 [INFO] [stderr] | [INFO] [stderr] 299 | mem::replace(ts, dets); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lexan-db1852cbaa47daaa [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 `Command { std: "docker" "inspect" "79475ad79dccedd662c5e7ea2533f22688d74422e6d5511dce0fb37d454faee2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79475ad79dccedd662c5e7ea2533f22688d74422e6d5511dce0fb37d454faee2", kill_on_drop: false }` [INFO] [stdout] 79475ad79dccedd662c5e7ea2533f22688d74422e6d5511dce0fb37d454faee2