[INFO] fetching crate wagon-utils 1.0.0... [INFO] testing wagon-utils-1.0.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate wagon-utils 1.0.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate wagon-utils 1.0.0 [INFO] finished tweaking crates.io crate wagon-utils 1.0.0 [INFO] tweaked toml for crates.io crate wagon-utils 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wagon-utils 1.0.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 30 packages to latest compatible versions [INFO] [stderr] Adding ariadne v0.4.1 (available: v0.5.1) [INFO] [stderr] Adding itertools v0.12.1 (available: v0.14.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded concolor v0.1.1 [INFO] [stderr] Downloaded concolor-query v0.3.3 [INFO] [stderr] Downloaded ariadne v0.4.1 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b45d1a05ce52fc495fb42ac8c51fe5d9110de20080ef78fb9d6593d3e7d0e53 [INFO] running `Command { std: "docker" "start" "-a" "0b45d1a05ce52fc495fb42ac8c51fe5d9110de20080ef78fb9d6593d3e7d0e53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b45d1a05ce52fc495fb42ac8c51fe5d9110de20080ef78fb9d6593d3e7d0e53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b45d1a05ce52fc495fb42ac8c51fe5d9110de20080ef78fb9d6593d3e7d0e53", kill_on_drop: false }` [INFO] [stdout] 0b45d1a05ce52fc495fb42ac8c51fe5d9110de20080ef78fb9d6593d3e7d0e53 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a1d3d7408c9fbf92da83d0f98dc0c4b211055aee0cbf6ccc93a307271a11dc46 [INFO] running `Command { std: "docker" "start" "-a" "a1d3d7408c9fbf92da83d0f98dc0c4b211055aee0cbf6ccc93a307271a11dc46", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling itertools v0.12.1 [INFO] [stderr] Compiling wagon-utils v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:127:27 [INFO] [stdout] | [INFO] [stdout] 127 | fn _rem_first_char(value: &str) -> Chars { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 127 | fn _rem_first_char(value: &str) -> Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:138:29 [INFO] [stdout] | [INFO] [stdout] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:349:21 [INFO] [stdout] | [INFO] [stdout] 349 | fn peek_unwrap(&'a mut self) -> &T { [INFO] [stdout] | ^^ -- the same lifetime is elided 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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 349 | fn peek_unwrap(&'a mut self) -> &'a T { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `Command { std: "docker" "inspect" "a1d3d7408c9fbf92da83d0f98dc0c4b211055aee0cbf6ccc93a307271a11dc46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1d3d7408c9fbf92da83d0f98dc0c4b211055aee0cbf6ccc93a307271a11dc46", kill_on_drop: false }` [INFO] [stdout] a1d3d7408c9fbf92da83d0f98dc0c4b211055aee0cbf6ccc93a307271a11dc46 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2de2231cef0a1204223386f1baf69c869b447dd39d76a9d472278f11fe1bdb0e [INFO] running `Command { std: "docker" "start" "-a" "2de2231cef0a1204223386f1baf69c869b447dd39d76a9d472278f11fe1bdb0e", kill_on_drop: false }` [INFO] [stderr] Compiling wagon-utils v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:127:27 [INFO] [stdout] | [INFO] [stdout] 127 | fn _rem_first_char(value: &str) -> Chars { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 127 | fn _rem_first_char(value: &str) -> Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:138:29 [INFO] [stdout] | [INFO] [stdout] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:349:21 [INFO] [stdout] | [INFO] [stdout] 349 | fn peek_unwrap(&'a mut self) -> &T { [INFO] [stdout] | ^^ -- the same lifetime is elided 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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 349 | fn peek_unwrap(&'a mut self) -> &'a T { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:127:27 [INFO] [stdout] | [INFO] [stdout] 127 | fn _rem_first_char(value: &str) -> Chars { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 127 | fn _rem_first_char(value: &str) -> Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:138:29 [INFO] [stdout] | [INFO] [stdout] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:349:21 [INFO] [stdout] | [INFO] [stdout] 349 | fn peek_unwrap(&'a mut self) -> &T { [INFO] [stdout] | ^^ -- the same lifetime is elided 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] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 349 | fn peek_unwrap(&'a mut self) -> &'a T { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "2de2231cef0a1204223386f1baf69c869b447dd39d76a9d472278f11fe1bdb0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2de2231cef0a1204223386f1baf69c869b447dd39d76a9d472278f11fe1bdb0e", kill_on_drop: false }` [INFO] [stdout] 2de2231cef0a1204223386f1baf69c869b447dd39d76a9d472278f11fe1bdb0e [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 51381f56d8c64bd9d1321c3dfdc005e4f46dd7d6af24d8577deabc782da1b2e6 [INFO] running `Command { std: "docker" "start" "-a" "51381f56d8c64bd9d1321c3dfdc005e4f46dd7d6af24d8577deabc782da1b2e6", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/lib.rs:127:27 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 127 | fn _rem_first_char(value: &str) -> Chars { [INFO] [stdout] [INFO] [stderr] | ^^^^ ----- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided 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: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 127 | fn _rem_first_char(value: &str) -> Chars<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:138:29 [INFO] [stderr] | [INFO] [stderr] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars { [INFO] [stderr] | ^^^^ ----- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 138 | fn _rem_first_char_n(value: &str, n: usize) -> Chars<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/lib.rs:349:21 [INFO] [stderr] | [INFO] [stderr] 349 | fn peek_unwrap(&'a mut self) -> &T { [INFO] [stderr] | ^^ -- the same lifetime is elided 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] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 349 | fn peek_unwrap(&'a mut self) -> &'a T { [INFO] [stderr] | ++ [INFO] [stderr] [INFO] [stderr] warning: `wagon-utils` (lib) generated 3 warnings [INFO] [stderr] warning: `wagon-utils` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wagon_utils-503895c77d5f2ff0) [INFO] [stderr] Doc-tests wagon_utils [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test src/lib.rs - ResultNext::next_result (line 243) ... ok [INFO] [stdout] test src/lib.rs - comma_separated_with_or (line 151) ... ok [INFO] [stdout] test src/lib.rs - UnsafeNext::next_unwrap (line 317) ... ok [INFO] [stdout] test src/lib.rs - comma_separated_with_or_str (line 179) ... ok [INFO] [stdout] test src/peek.rs - peek::Peek::next_if (line 104) ... ok [INFO] [stdout] test src/lib.rs - rem_last_char (line 46) ... ok [INFO] [stdout] test src/lib.rs - rem_first_char (line 33) ... ok [INFO] [stdout] test src/lib.rs - split_to_twople (line 86) ... ok [INFO] [stdout] test src/peek.rs - peek::Peek::next_if (line 93) ... ok [INFO] [stdout] test src/fallible_itertools.rs - fallible_itertools::FallibleItertools::fallible_min_set_by (line 21) ... ok [INFO] [stdout] test src/lib.rs - rem_first_and_last_char (line 20) ... ok [INFO] [stdout] test src/lib.rs - ConversionError (line 364) ... ok [INFO] [stdout] test src/lib.rs - normalize_to_probabilities (line 210) ... ok [INFO] [stdout] test src/fallible_itertools.rs - fallible_itertools::FallibleItertools::fallible_max_set_by (line 56) ... ok [INFO] [stdout] test src/lib.rs - remove_whitespace (line 72) ... ok [INFO] [stdout] test src/lib.rs - rem_first_char_n (line 59) ... ok [INFO] [stdout] test src/peek.rs - peek::Peek::next_if_eq (line 121) ... ok [INFO] [stdout] test src/peek.rs - peek::Peek::peek_mut (line 68) ... ok [INFO] [stdout] test src/peek.rs - peek::Peek::peek (line 30) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.42s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "51381f56d8c64bd9d1321c3dfdc005e4f46dd7d6af24d8577deabc782da1b2e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51381f56d8c64bd9d1321c3dfdc005e4f46dd7d6af24d8577deabc782da1b2e6", kill_on_drop: false }` [INFO] [stdout] 51381f56d8c64bd9d1321c3dfdc005e4f46dd7d6af24d8577deabc782da1b2e6