[INFO] fetching crate kstring 2.0.2...
[INFO] testing kstring-2.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate kstring 2.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate kstring 2.0.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kstring 2.0.2
[INFO] tweaked toml for crates.io crate kstring 2.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kstring 2.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kstring 2.0.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded ciborium-io v0.2.0
[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded rand_xorshift v0.3.0
[INFO] [stderr]   Downloaded ciborium-ll v0.2.0
[INFO] [stderr]   Downloaded plotters-backend v0.3.2
[INFO] [stderr]   Downloaded bit-set v0.5.2
[INFO] [stderr]   Downloaded document-features v0.2.6
[INFO] [stderr]   Downloaded getrandom v0.2.6
[INFO] [stderr]   Downloaded redox_syscall v0.2.12
[INFO] [stderr]   Downloaded ciborium v0.2.0
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded bitflags v2.4.0
[INFO] [stderr]   Downloaded quote v1.0.17
[INFO] [stderr]   Downloaded litrs v0.2.3
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded clap v4.3.0
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded libm v0.2.7
[INFO] [stderr]   Downloaded clap_builder v4.3.0
[INFO] [stderr]   Downloaded proptest v1.5.0
[INFO] [stderr]   Downloaded syn v1.0.90
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc6f9759fdedc7918a81beab0a9d77e744d62a32ecf6cf28eeb745abd781e34c
[INFO] running `Command { std: "docker" "start" "-a" "dc6f9759fdedc7918a81beab0a9d77e744d62a32ecf6cf28eeb745abd781e34c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc6f9759fdedc7918a81beab0a9d77e744d62a32ecf6cf28eeb745abd781e34c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6f9759fdedc7918a81beab0a9d77e744d62a32ecf6cf28eeb745abd781e34c", kill_on_drop: false }`
[INFO] [stdout] dc6f9759fdedc7918a81beab0a9d77e744d62a32ecf6cf28eeb745abd781e34c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d5256c821b926fecbeb68d1983847d6277f60d5372fe281db91f2d268ae7119
[INFO] running `Command { std: "docker" "start" "-a" "9d5256c821b926fecbeb68d1983847d6277f60d5372fe281db91f2d268ae7119", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling kstring v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "9d5256c821b926fecbeb68d1983847d6277f60d5372fe281db91f2d268ae7119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5256c821b926fecbeb68d1983847d6277f60d5372fe281db91f2d268ae7119", kill_on_drop: false }`
[INFO] [stdout] 9d5256c821b926fecbeb68d1983847d6277f60d5372fe281db91f2d268ae7119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6c33b5419063ac29d4a87c52df0477d1d2168635d596e07f32d5b47b19d75a8
[INFO] running `Command { std: "docker" "start" "-a" "a6c33b5419063ac29d4a87c52df0477d1d2168635d596e07f32d5b47b19d75a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling anstyle v1.0.0
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling clap_builder v4.3.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proptest v1.5.0
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling clap v4.3.0
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling kstring v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.21s
[INFO] running `Command { std: "docker" "inspect" "a6c33b5419063ac29d4a87c52df0477d1d2168635d596e07f32d5b47b19d75a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c33b5419063ac29d4a87c52df0477d1d2168635d596e07f32d5b47b19d75a8", kill_on_drop: false }`
[INFO] [stdout] a6c33b5419063ac29d4a87c52df0477d1d2168635d596e07f32d5b47b19d75a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8952ffda2b2bbf48506835f0d052af70690eeba2a8b06cca35466fa624809e3
[INFO] running `Command { std: "docker" "start" "-a" "d8952ffda2b2bbf48506835f0d052af70690eeba2a8b06cca35466fa624809e3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kstring-44463f6548e8de33)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test string_cow::test::test_size ... ok
[INFO] [stderr]    Doc-tests kstring
[INFO] [stdout] test string_ref::test::test_size ... ok
[INFO] [stdout] test test::test_size ... ok
[INFO] [stdout] test string::test::test_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::is_empty (line 186) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::new (line 65) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::truncate (line 234) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::new_unchecked (line 88) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::try_new (line 29) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::len (line 166) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::as_str (line 111) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::clear (line 205) ... ok
[INFO] [stdout] test src/stack.rs - stack::StackString<CAPACITY>::as_mut_str (line 136) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8952ffda2b2bbf48506835f0d052af70690eeba2a8b06cca35466fa624809e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8952ffda2b2bbf48506835f0d052af70690eeba2a8b06cca35466fa624809e3", kill_on_drop: false }`
[INFO] [stdout] d8952ffda2b2bbf48506835f0d052af70690eeba2a8b06cca35466fa624809e3