[INFO] fetching crate loopers-engine 0.2.0...
[INFO] checking loopers-engine-0.2.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate loopers-engine 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate loopers-engine 0.2.0
[INFO] finished tweaking crates.io crate loopers-engine 0.2.0
[INFO] tweaked toml for crates.io crate loopers-engine 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate loopers-engine 0.2.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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" "+b1f2594eac607c1f051534800237eeedb5590a49" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 131 packages to latest compatible versions
[INFO] [stderr]       Adding atomic v0.5.3 (available: v0.6.1)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.1)
[INFO] [stderr]       Adding dirs v3.0.2 (available: v6.0.0)
[INFO] [stderr]       Adding fern v0.6.2 (available: v0.7.1)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding proptest v0.10.1 (available: v1.9.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.11+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8197cee1c5c6389528675bbff2589d5478e7b8f136fa1a5794b67011e8ba4d1e
[INFO] running `Command { std: "docker" "start" "-a" "8197cee1c5c6389528675bbff2589d5478e7b8f136fa1a5794b67011e8ba4d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8197cee1c5c6389528675bbff2589d5478e7b8f136fa1a5794b67011e8ba4d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8197cee1c5c6389528675bbff2589d5478e7b8f136fa1a5794b67011e8ba4d1e", kill_on_drop: false }`
[INFO] [stdout] 8197cee1c5c6389528675bbff2589d5478e7b8f136fa1a5794b67011e8ba4d1e
[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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2a1bead1030f24bec13342eda3e45bbec9435183c462de272d282e52913e94b
[INFO] running `Command { std: "docker" "start" "-a" "c2a1bead1030f24bec13342eda3e45bbec9435183c462de272d282e52913e94b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking ryu v1.0.22
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking tempfile v3.24.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]     Checking fern v0.6.2
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]     Checking loopers-common v0.2.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking loopers-engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.13s
[INFO] running `Command { std: "docker" "inspect" "c2a1bead1030f24bec13342eda3e45bbec9435183c462de272d282e52913e94b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2a1bead1030f24bec13342eda3e45bbec9435183c462de272d282e52913e94b", kill_on_drop: false }`
[INFO] [stdout] c2a1bead1030f24bec13342eda3e45bbec9435183c462de272d282e52913e94b