[INFO] cloning repository https://github.com/kvark/seeker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvark/seeker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fseeker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fseeker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 42db244734d37be3fa9c4588b9e60af309e2c09c [INFO] testing kvark/seeker against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fseeker" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kvark/seeker [INFO] finished tweaking git repo https://github.com/kvark/seeker [INFO] tweaked toml for git repo https://github.com/kvark/seeker written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kvark/seeker on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kvark/seeker 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/kvark/choir` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded profiling-procmacros v1.0.6 [INFO] [stderr] Downloaded semver v1.0.10 [INFO] [stderr] Downloaded tui v0.18.0 [INFO] [stderr] Downloaded web-sys v0.3.58 [INFO] [stderr] Downloaded libc v0.2.123 [INFO] [stderr] Downloaded profiling v1.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3add39b2386ebfab6ac7052ee85436ce0b99f5ecce0687ef81aae45645f069c8 [INFO] running `Command { std: "docker" "start" "-a" "3add39b2386ebfab6ac7052ee85436ce0b99f5ecce0687ef81aae45645f069c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3add39b2386ebfab6ac7052ee85436ce0b99f5ecce0687ef81aae45645f069c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3add39b2386ebfab6ac7052ee85436ce0b99f5ecce0687ef81aae45645f069c8", kill_on_drop: false }` [INFO] [stdout] 3add39b2386ebfab6ac7052ee85436ce0b99f5ecce0687ef81aae45645f069c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2adc965bb3e48b54e98671759fe256d6d5a11469acba1a31ab4dea330c5e9149 [INFO] running `Command { std: "docker" "start" "-a" "2adc965bb3e48b54e98671759fe256d6d5a11469acba1a31ab4dea330c5e9149", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling signal-hook v0.3.13 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling cassowary v0.3.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling mio v0.8.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.12.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling signal-hook-mio v0.2.3 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling crossterm v0.23.2 [INFO] [stderr] Compiling tui v0.18.0 [INFO] [stderr] Compiling profiling-procmacros v1.0.6 [INFO] [stderr] Compiling profiling v1.0.6 [INFO] [stderr] Compiling choir v0.5.0 (https://github.com/kvark/choir#a127e4fd) [INFO] [stderr] Compiling ron v0.7.0 [INFO] [stderr] Compiling seeker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lab.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut experiment = self [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:69:28 [INFO] [stdout] | [INFO] [stdout] 69 | fn make_key_value(key: &str, value: String) -> Spans { [INFO] [stdout] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 69 | fn make_key_value(key: &str, value: String) -> Spans<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.75s [INFO] running `Command { std: "docker" "inspect" "2adc965bb3e48b54e98671759fe256d6d5a11469acba1a31ab4dea330c5e9149", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2adc965bb3e48b54e98671759fe256d6d5a11469acba1a31ab4dea330c5e9149", kill_on_drop: false }` [INFO] [stdout] 2adc965bb3e48b54e98671759fe256d6d5a11469acba1a31ab4dea330c5e9149 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7f447ee4b607bcc40f1b0696f6bc8d40c4f153ce675e8b4bb7cd8244e1686aa1 [INFO] running `Command { std: "docker" "start" "-a" "7f447ee4b607bcc40f1b0696f6bc8d40c4f153ce675e8b4bb7cd8244e1686aa1", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling semver v1.0.10 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling regex v1.5.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling choir v0.5.0 (https://github.com/kvark/choir#a127e4fd) [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling seeker v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lab.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut experiment = self [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:69:28 [INFO] [stdout] | [INFO] [stdout] 69 | fn make_key_value(key: &str, value: String) -> Spans { [INFO] [stdout] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 69 | fn make_key_value(key: &str, value: String) -> Spans<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lab.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut experiment = self [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 16.92s [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 1` [INFO] running `Command { std: "docker" "inspect" "7f447ee4b607bcc40f1b0696f6bc8d40c4f153ce675e8b4bb7cd8244e1686aa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f447ee4b607bcc40f1b0696f6bc8d40c4f153ce675e8b4bb7cd8244e1686aa1", kill_on_drop: false }` [INFO] [stdout] 7f447ee4b607bcc40f1b0696f6bc8d40c4f153ce675e8b4bb7cd8244e1686aa1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] bb16f210e76301af8a2ca10d98f181e38045f63b3b7e5c2cd8e60bcccb3b02d5 [INFO] running `Command { std: "docker" "start" "-a" "bb16f210e76301af8a2ca10d98f181e38045f63b3b7e5c2cd8e60bcccb3b02d5", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lab.rs:146:17 [INFO] [stderr] | [INFO] [stderr] 146 | let mut experiment = self [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `seeker` (lib) generated 1 warning (run `cargo fix --lib -p seeker` to apply 1 suggestion) [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/main.rs:69:28 [INFO] [stderr] | [INFO] [stderr] 69 | fn make_key_value(key: &str, value: String) -> Spans { [INFO] [stderr] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 69 | fn make_key_value(key: &str, value: String) -> Spans<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `seeker` (bin "seeker" test) generated 1 warning (run `cargo fix --bin "seeker" --tests` to apply 1 suggestion) [INFO] [stderr] warning: `seeker` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s [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 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/seeker-e7c9760fce761c42) [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; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/seeker-2819b1179f889bab) [INFO] running `Command { std: "docker" "inspect" "bb16f210e76301af8a2ca10d98f181e38045f63b3b7e5c2cd8e60bcccb3b02d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb16f210e76301af8a2ca10d98f181e38045f63b3b7e5c2cd8e60bcccb3b02d5", kill_on_drop: false }` [INFO] [stdout] bb16f210e76301af8a2ca10d98f181e38045f63b3b7e5c2cd8e60bcccb3b02d5