[INFO] fetching crate ring-channel 0.12.0...
[INFO] checking ring-channel-0.12.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ring-channel 0.12.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ring-channel 0.12.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ring-channel 0.12.0
[INFO] finished tweaking crates.io crate ring-channel 0.12.0
[INFO] tweaked toml for crates.io crate ring-channel 0.12.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 102 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding structmeta v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding structmeta-derive v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 091cf416f1285e248c37893389759484fcaab4d3b7fcd67b8ef008069e6232af
[INFO] running `Command { std: "docker" "start" "-a" "091cf416f1285e248c37893389759484fcaab4d3b7fcd67b8ef008069e6232af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "091cf416f1285e248c37893389759484fcaab4d3b7fcd67b8ef008069e6232af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091cf416f1285e248c37893389759484fcaab4d3b7fcd67b8ef008069e6232af", kill_on_drop: false }`
[INFO] [stdout] 091cf416f1285e248c37893389759484fcaab4d3b7fcd67b8ef008069e6232af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 535c113cf13d59f3b97f53c8c63aaa011f0d7ad9f4a60f9d1040be68db97714a
[INFO] running `Command { std: "docker" "start" "-a" "535c113cf13d59f3b97f53c8c63aaa011f0d7ad9f4a60f9d1040be68db97714a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling structmeta-derive v0.2.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling structmeta v0.2.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]    Compiling test-strategy v0.3.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking ring-channel v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `Command { std: "docker" "inspect" "535c113cf13d59f3b97f53c8c63aaa011f0d7ad9f4a60f9d1040be68db97714a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "535c113cf13d59f3b97f53c8c63aaa011f0d7ad9f4a60f9d1040be68db97714a", kill_on_drop: false }`
[INFO] [stdout] 535c113cf13d59f3b97f53c8c63aaa011f0d7ad9f4a60f9d1040be68db97714a