[INFO] fetching crate spt 1.0.0...
[INFO] testing spt-1.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate spt 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate spt 1.0.0
[INFO] finished tweaking crates.io crate spt 1.0.0
[INFO] tweaked toml for crates.io crate spt 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spt 1.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spt 1.0.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e789d60bba646d708e6e90b04851296cebaeb28fcdeb52d21db61ea3e772f8f
[INFO] running `Command { std: "docker" "start" "-a" "7e789d60bba646d708e6e90b04851296cebaeb28fcdeb52d21db61ea3e772f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e789d60bba646d708e6e90b04851296cebaeb28fcdeb52d21db61ea3e772f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e789d60bba646d708e6e90b04851296cebaeb28fcdeb52d21db61ea3e772f8f", kill_on_drop: false }`
[INFO] [stdout] 7e789d60bba646d708e6e90b04851296cebaeb28fcdeb52d21db61ea3e772f8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74935a66ec853e2a419544652d1d9b4f3829ac7143b9041ed9d58ca52ceb3ec8
[INFO] running `Command { std: "docker" "start" "-a" "74935a66ec853e2a419544652d1d9b4f3829ac7143b9041ed9d58ca52ceb3ec8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling rustls v0.21.7
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]    Compiling base64 v0.21.4
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling clap_lex v0.5.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling rustls-pemfile v1.0.3
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling clap_builder v4.4.6
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling crossterm v0.27.0
[INFO] [stderr]    Compiling indicatif v0.17.7
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling rustls-webpki v0.101.6
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling tokio v1.33.0
[INFO] [stderr]    Compiling clap v4.4.6
[INFO] [stderr]    Compiling comfy-table v7.1.0
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling tokio-util v0.7.9
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling h2 v0.3.21
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling hyper-rustls v0.24.1
[INFO] [stderr]    Compiling spt v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:124:16
[INFO] [stdout]     |
[INFO] [stdout] 124 |   pub fn speed(&self) -> Cow<str> {
[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] 124 |   pub fn speed(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.96s
[INFO] running `Command { std: "docker" "inspect" "74935a66ec853e2a419544652d1d9b4f3829ac7143b9041ed9d58ca52ceb3ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74935a66ec853e2a419544652d1d9b4f3829ac7143b9041ed9d58ca52ceb3ec8", kill_on_drop: false }`
[INFO] [stdout] 74935a66ec853e2a419544652d1d9b4f3829ac7143b9041ed9d58ca52ceb3ec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f98f079bf3cc960716cff74d35471ec1bbab500bd29b0e1aa421b542634aa733
[INFO] running `Command { std: "docker" "start" "-a" "f98f079bf3cc960716cff74d35471ec1bbab500bd29b0e1aa421b542634aa733", kill_on_drop: false }`
[INFO] [stderr]    Compiling spt v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/main.rs:124:16
[INFO] [stdout]     |
[INFO] [stdout] 124 |   pub fn speed(&self) -> Cow<str> {
[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] 124 |   pub fn speed(&self) -> Cow<'_, str> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "f98f079bf3cc960716cff74d35471ec1bbab500bd29b0e1aa421b542634aa733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98f079bf3cc960716cff74d35471ec1bbab500bd29b0e1aa421b542634aa733", kill_on_drop: false }`
[INFO] [stdout] f98f079bf3cc960716cff74d35471ec1bbab500bd29b0e1aa421b542634aa733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef08472bbea669b09b68ea42d3b6cfd3de7c47a34a75c1fcbb9d01443d07026d
[INFO] running `Command { std: "docker" "start" "-a" "ef08472bbea669b09b68ea42d3b6cfd3de7c47a34a75c1fcbb9d01443d07026d", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/main.rs:124:16
[INFO] [stderr]     |
[INFO] [stderr] 124 |   pub fn speed(&self) -> Cow<str> {
[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] 124 |   pub fn speed(&self) -> Cow<'_, str> {
[INFO] [stderr]     |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `spt` (bin "spt" test) generated 1 warning (run `cargo fix --bin "spt" -p spt --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/spt-c4e03736b61bf81b)
[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" "ef08472bbea669b09b68ea42d3b6cfd3de7c47a34a75c1fcbb9d01443d07026d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef08472bbea669b09b68ea42d3b6cfd3de7c47a34a75c1fcbb9d01443d07026d", kill_on_drop: false }`
[INFO] [stdout] ef08472bbea669b09b68ea42d3b6cfd3de7c47a34a75c1fcbb9d01443d07026d
