[INFO] cloning repository https://github.com/magnunm/fst [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magnunm/fst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnunm%2Ffst", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnunm%2Ffst'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 12083707eef4ff45bfce2c65a8f28d9b3d876532 [INFO] testing magnunm/fst against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagnunm%2Ffst" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/magnunm/fst [INFO] finished tweaking git repo https://github.com/magnunm/fst [INFO] tweaked toml for git repo https://github.com/magnunm/fst written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/magnunm/fst on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/magnunm/fst already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded assert_cmd v1.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d02855b77db8d53ff01717f456cea32d02433105771a67fcbf8e3a43ddd793a1 [INFO] running `Command { std: "docker" "start" "-a" "d02855b77db8d53ff01717f456cea32d02433105771a67fcbf8e3a43ddd793a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d02855b77db8d53ff01717f456cea32d02433105771a67fcbf8e3a43ddd793a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d02855b77db8d53ff01717f456cea32d02433105771a67fcbf8e3a43ddd793a1", kill_on_drop: false }` [INFO] [stdout] d02855b77db8d53ff01717f456cea32d02433105771a67fcbf8e3a43ddd793a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc0aa4cc4bbc17a0b788b21cd0de40954820c9ee056783afff2cbb8b1476ca72 [INFO] running `Command { std: "docker" "start" "-a" "bc0aa4cc4bbc17a0b788b21cd0de40954820c9ee056783afff2cbb8b1476ca72", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling fst v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/regex/state_machine/machine.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 216 | let mut state = self.get_mut_state(state_id); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/regex/mod.rs:23:42 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(regex: &'a str) -> Result { [INFO] [stdout] | -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(regex: &'a str) -> Result, &'static str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.69s [INFO] running `Command { std: "docker" "inspect" "bc0aa4cc4bbc17a0b788b21cd0de40954820c9ee056783afff2cbb8b1476ca72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc0aa4cc4bbc17a0b788b21cd0de40954820c9ee056783afff2cbb8b1476ca72", kill_on_drop: false }` [INFO] [stdout] bc0aa4cc4bbc17a0b788b21cd0de40954820c9ee056783afff2cbb8b1476ca72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5deca451766ac27f78806cff6040f75f95a030ad5b8faf692badefd4ffc1b887 [INFO] running `Command { std: "docker" "start" "-a" "5deca451766ac27f78806cff6040f75f95a030ad5b8faf692badefd4ffc1b887", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling predicates-tree v1.0.2 [INFO] [stderr] Compiling predicates v1.0.8 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling regex v1.5.6 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/regex/state_machine/machine.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 216 | let mut state = self.get_mut_state(state_id); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/regex/mod.rs:23:42 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(regex: &'a str) -> Result { [INFO] [stdout] | -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(regex: &'a str) -> Result, &'static str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling assert_cmd v1.0.5 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling fst v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/regex/state_machine/machine.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 216 | let mut state = self.get_mut_state(state_id); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/regex/mod.rs:23:42 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(regex: &'a str) -> Result { [INFO] [stdout] | -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new(regex: &'a str) -> Result, &'static str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 45.82s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "5deca451766ac27f78806cff6040f75f95a030ad5b8faf692badefd4ffc1b887", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5deca451766ac27f78806cff6040f75f95a030ad5b8faf692badefd4ffc1b887", kill_on_drop: false }` [INFO] [stdout] 5deca451766ac27f78806cff6040f75f95a030ad5b8faf692badefd4ffc1b887 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 714d4e7f5d302da5b3058d5e79caa1d01514400822d879644a7646ab46d552a1 [INFO] running `Command { std: "docker" "start" "-a" "714d4e7f5d302da5b3058d5e79caa1d01514400822d879644a7646ab46d552a1", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/regex/state_machine/machine.rs:216:13 [INFO] [stderr] | [INFO] [stderr] 216 | let mut state = self.get_mut_state(state_id); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/regex/mod.rs:23:42 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn new(regex: &'a str) -> Result { [INFO] [stderr] | -- ^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 23 | pub fn new(regex: &'a str) -> Result, &'static str> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `fst` (bin "fst") generated 2 warnings (run `cargo fix --bin "fst"` to apply 2 suggestions) [INFO] [stderr] warning: `fst` (bin "fst" test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fst-9f53cab1813e756d) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test regex::state_machine::tests::test_regex_nfa_matching_1 ... ok [INFO] [stdout] test regex::state_machine::tests::test_grouping_with_no_operator ... ok [INFO] [stdout] test regex::state_machine::tests::test_regex_nfa_matching_4 ... ok [INFO] [stdout] test regex::state_machine::tests::test_regex_nfa_matching_5 ... ok [INFO] [stdout] test regex::state_machine::tests::test_regex_nfa_matching_2 ... ok [INFO] [stdout] test regex::state_machine::tests::test_regex_nfa_matching_6 ... ok [INFO] [stdout] test regex::state_machine::tests::test_regex_nfa_matching_3 ... ok [INFO] [stdout] test regex::state_machine::tests::test_greedyness ... ok [INFO] [stdout] test regex::state_machine::tests::test_regex_nfa_matching_7 ... ok [INFO] [stdout] test regex::tests::test_from_start ... ok [INFO] [stdout] test regex::tests::test_regex_substring_matching_with_tail_literal ... ok [INFO] [stdout] test regex::tests::test_regex_substring_matching_pure_literal ... ok [INFO] [stdout] test regex::tests::test_regex_substring_matching ... ok [INFO] [stdout] test regex::tests::test_regex_substring_matching_with_head_literal ... ok [INFO] [stdout] test regex::tests::test_second_match_on_literal_head_is_true_match ... ok [INFO] [stdout] test regex::tests::test_until_end ... ok [INFO] [stdout] test regex::tests::test_slicing_with_literal_head_and_tail ... ok [INFO] [stdout] test regex::tests::test_tail_literal_spawns_check_not_at_char_boundary ... ok [INFO] [stdout] test regex::utils::tests::test_first_non_literal_char ... ok [INFO] [stdout] test regex::utils::tests::test_non_literal_range ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running tests/cli_test.rs (/opt/rustwide/target/debug/deps/cli_test-c7b34b7425515f4b) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test recursive ... ok [INFO] [stdout] test grouping_vs_alteration_precedence ... ok [INFO] [stdout] test cli_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "714d4e7f5d302da5b3058d5e79caa1d01514400822d879644a7646ab46d552a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "714d4e7f5d302da5b3058d5e79caa1d01514400822d879644a7646ab46d552a1", kill_on_drop: false }` [INFO] [stdout] 714d4e7f5d302da5b3058d5e79caa1d01514400822d879644a7646ab46d552a1