[INFO] cloning repository https://github.com/imDema/gc-micro-challenger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imDema/gc-micro-challenger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fgc-micro-challenger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fgc-micro-challenger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 115f7bd85f96ec7e682c553d1fc3a82237a3b4f3
[INFO] testing imDema/gc-micro-challenger against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fgc-micro-challenger" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/imDema/gc-micro-challenger
[INFO] finished tweaking git repo https://github.com/imDema/gc-micro-challenger
[INFO] tweaked toml for git repo https://github.com/imDema/gc-micro-challenger written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/imDema/gc-micro-challenger on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/imDema/gc-micro-challenger 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 002c0584e749d34d1f6d3f7648b3175485c0a3314b7f2a5ef6f42e6f75429aa9
[INFO] running `Command { std: "docker" "start" "-a" "002c0584e749d34d1f6d3f7648b3175485c0a3314b7f2a5ef6f42e6f75429aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "002c0584e749d34d1f6d3f7648b3175485c0a3314b7f2a5ef6f42e6f75429aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002c0584e749d34d1f6d3f7648b3175485c0a3314b7f2a5ef6f42e6f75429aa9", kill_on_drop: false }`
[INFO] [stdout] 002c0584e749d34d1f6d3f7648b3175485c0a3314b7f2a5ef6f42e6f75429aa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5f819b9bdfbadc914203686b1ff94143bfcd1bb08cb83861a76517a76bde1f7
[INFO] running `Command { std: "docker" "start" "-a" "a5f819b9bdfbadc914203686b1ff94143bfcd1bb08cb83861a76517a76bde1f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
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[INFO] [stderr]    Compiling tokio-rustls v0.24.1
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[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling zstd v0.9.2+zstd.1.5.1
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling micro-challenger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 .map(|x| (x.end - x.start))
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 169 -                 .map(|x| (x.end - x.start))
[INFO] [stdout] 169 +                 .map(|x| x.end - x.start )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "a5f819b9bdfbadc914203686b1ff94143bfcd1bb08cb83861a76517a76bde1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f819b9bdfbadc914203686b1ff94143bfcd1bb08cb83861a76517a76bde1f7", kill_on_drop: false }`
[INFO] [stdout] a5f819b9bdfbadc914203686b1ff94143bfcd1bb08cb83861a76517a76bde1f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ddfc46ca501b707c87d1fcbde63215cdbf7f1bb7f609b8bccb9f9347a4535b9
[INFO] running `Command { std: "docker" "start" "-a" "4ddfc46ca501b707c87d1fcbde63215cdbf7f1bb7f609b8bccb9f9347a4535b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling writeable v0.5.5
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[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
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[INFO] [stderr]    Compiling openssl v0.10.69
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
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[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
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[INFO] [stderr]    Compiling native-tls v0.2.13
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling synstructure v0.13.1
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[INFO] [stderr]    Compiling serde_derive v1.0.217
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[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.8
[INFO] [stderr]    Compiling async-trait v0.1.85
[INFO] [stderr]    Compiling clap_derive v4.5.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling rust-embed-impl v8.5.0
[INFO] [stderr]    Compiling rust-embed v8.5.0
[INFO] [stderr]    Compiling pin-project v1.1.8
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling axum-core v0.4.5
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling clap v4.5.27
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling ulid v1.1.4
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling color-spantrace v0.2.1
[INFO] [stderr]    Compiling color-eyre v0.6.3
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling serde_path_to_error v0.1.16
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling serde_bytes v0.11.15
[INFO] [stderr]    Compiling tokio-util v0.7.13
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling h2 v0.4.7
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling hyper v1.5.2
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling axum-server v0.6.0
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling reqwest v0.12.12
[INFO] [stderr]    Compiling micro-challenger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 .map(|x| (x.end - x.start))
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 169 -                 .map(|x| (x.end - x.start))
[INFO] [stdout] 169 +                 .map(|x| x.end - x.start )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/lib.rs:169:26
[INFO] [stdout]     |
[INFO] [stdout] 169 |                 .map(|x| (x.end - x.start))
[INFO] [stdout]     |                          ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 169 -                 .map(|x| (x.end - x.start))
[INFO] [stdout] 169 +                 .map(|x| x.end - x.start )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 51.44s
[INFO] running `Command { std: "docker" "inspect" "4ddfc46ca501b707c87d1fcbde63215cdbf7f1bb7f609b8bccb9f9347a4535b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddfc46ca501b707c87d1fcbde63215cdbf7f1bb7f609b8bccb9f9347a4535b9", kill_on_drop: false }`
[INFO] [stdout] 4ddfc46ca501b707c87d1fcbde63215cdbf7f1bb7f609b8bccb9f9347a4535b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 949e99e9d14401603d3f280575587eaa378dc011ead24879b7f56674f7932de9
[INFO] running `Command { std: "docker" "start" "-a" "949e99e9d14401603d3f280575587eaa378dc011ead24879b7f56674f7932de9", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/lib.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 |                 .map(|x| (x.end - x.start))
[INFO] [stderr]     |                          ^               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 169 -                 .map(|x| (x.end - x.start))
[INFO] [stderr] 169 +                 .map(|x| x.end - x.start )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `micro-challenger` (lib) generated 1 warning (run `cargo fix --lib -p micro-challenger` to apply 1 suggestion)
[INFO] [stderr] warning: `micro-challenger` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/micro_challenger-0195407b3ec42c6a)
[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/debug/deps/micro_challenger-d909b76da8bd4a53)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests micro_challenger
[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] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/lib.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 |                 .map(|x| (x.end - x.start))
[INFO] [stderr]     |                          ^               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 169 -                 .map(|x| (x.end - x.start))
[INFO] [stderr] 169 +                 .map(|x| x.end - x.start )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "949e99e9d14401603d3f280575587eaa378dc011ead24879b7f56674f7932de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "949e99e9d14401603d3f280575587eaa378dc011ead24879b7f56674f7932de9", kill_on_drop: false }`
[INFO] [stdout] 949e99e9d14401603d3f280575587eaa378dc011ead24879b7f56674f7932de9
