[INFO] updating cached repository https://github.com/vasily-kirichenko/regex_benchmark [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] 7aca2d1a5e38734e9e36f3f0f7cbb4a1fb2b24c0 [INFO] testing vasily-kirichenko/regex_benchmark against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasily-kirichenko%2Fregex_benchmark" "/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/vasily-kirichenko/regex_benchmark on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/vasily-kirichenko/regex_benchmark [INFO] finished tweaking git repo https://github.com/vasily-kirichenko/regex_benchmark [INFO] tweaked toml for git repo https://github.com/vasily-kirichenko/regex_benchmark written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/vasily-kirichenko/regex_benchmark already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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=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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] cceb4578c591319f9423c8b9615973f22731bd09cdab1ee7bfd0ca8f37b70d46 [INFO] running `"docker" "start" "-a" "cceb4578c591319f9423c8b9615973f22731bd09cdab1ee7bfd0ca8f37b70d46"` [INFO] [stderr] Compiling libc v0.2.34 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling either v1.4.0 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling itertools v0.7.4 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling backtrace v0.3.4 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling regex v0.2.3 [INFO] [stderr] Compiling regex_benchmark v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `Write` is imported redundantly [INFO] [stderr] --> src/main.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::prelude::*; [INFO] [stderr] | ------------------- the item `Write` is already imported here [INFO] [stderr] ... [INFO] [stderr] 67 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(universal_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.67s [INFO] running `"docker" "inspect" "cceb4578c591319f9423c8b9615973f22731bd09cdab1ee7bfd0ca8f37b70d46"` [INFO] running `"docker" "rm" "-f" "cceb4578c591319f9423c8b9615973f22731bd09cdab1ee7bfd0ca8f37b70d46"` [INFO] [stdout] cceb4578c591319f9423c8b9615973f22731bd09cdab1ee7bfd0ca8f37b70d46 [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=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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] c236c21fe03679e7dd9965f3709bf630fe9af45dba8d0cc88ee8e98b922a091c [INFO] running `"docker" "start" "-a" "c236c21fe03679e7dd9965f3709bf630fe9af45dba8d0cc88ee8e98b922a091c"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling regex_benchmark v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `Write` is imported redundantly [INFO] [stderr] --> src/main.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::prelude::*; [INFO] [stderr] | ------------------- the item `Write` is already imported here [INFO] [stderr] ... [INFO] [stderr] 67 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(universal_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `"docker" "inspect" "c236c21fe03679e7dd9965f3709bf630fe9af45dba8d0cc88ee8e98b922a091c"` [INFO] running `"docker" "rm" "-f" "c236c21fe03679e7dd9965f3709bf630fe9af45dba8d0cc88ee8e98b922a091c"` [INFO] [stdout] c236c21fe03679e7dd9965f3709bf630fe9af45dba8d0cc88ee8e98b922a091c [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=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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 6ce3dc3c1452e32587c61b49a5370345a8476240ad6de57b5a63df95c56dd487 [INFO] running `"docker" "start" "-a" "6ce3dc3c1452e32587c61b49a5370345a8476240ad6de57b5a63df95c56dd487"` [INFO] [stderr] warning: the item `Write` is imported redundantly [INFO] [stderr] --> src/main.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::prelude::*; [INFO] [stderr] | ------------------- the item `Write` is already imported here [INFO] [stderr] ... [INFO] [stderr] 67 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | / error_chain!{ [INFO] [stderr] 19 | | foreign_links { [INFO] [stderr] 20 | | Io(::std::io::Error); [INFO] [stderr] 21 | | Regex(::regex::Error); [INFO] [stderr] 22 | | } [INFO] [stderr] 23 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(universal_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/regex_benchmark-57eb0a1195486f2c [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" "6ce3dc3c1452e32587c61b49a5370345a8476240ad6de57b5a63df95c56dd487"` [INFO] running `"docker" "rm" "-f" "6ce3dc3c1452e32587c61b49a5370345a8476240ad6de57b5a63df95c56dd487"` [INFO] [stdout] 6ce3dc3c1452e32587c61b49a5370345a8476240ad6de57b5a63df95c56dd487