[INFO] fetching crate eb90 0.1.1...
[INFO] checking eb90-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate eb90 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate eb90 0.1.1 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] removed /workspace/builds/worker-0-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate eb90 0.1.1
[INFO] finished tweaking crates.io crate eb90 0.1.1
[INFO] tweaked toml for crates.io crate eb90 0.1.1 written to /workspace/builds/worker-0-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 69 packages
[INFO] [stderr]       Adding crc v2.1.0 (latest: v3.0.1)
[INFO] [stderr]       Adding crc-catalog v1.1.1 (latest: v2.4.0)
[INFO] [stderr]       Adding hash32 v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding heapless v0.7.17 (latest: v0.8.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.3
[INFO] [stderr]   Downloaded heapless v0.7.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 38926ff61fe2fbf162c093e92777fd6bb8440904322a070963d1424aca075fee
[INFO] running `Command { std: "docker" "start" "-a" "38926ff61fe2fbf162c093e92777fd6bb8440904322a070963d1424aca075fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38926ff61fe2fbf162c093e92777fd6bb8440904322a070963d1424aca075fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38926ff61fe2fbf162c093e92777fd6bb8440904322a070963d1424aca075fee", kill_on_drop: false }`
[INFO] [stdout] 38926ff61fe2fbf162c093e92777fd6bb8440904322a070963d1424aca075fee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e467ad0526b4aa09c0e4afa8266af4f8dd79583984d4126b369e3384899fcafc
[INFO] running `Command { std: "docker" "start" "-a" "e467ad0526b4aa09c0e4afa8266af4f8dd79583984d4126b369e3384899fcafc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking crc-catalog v1.1.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking crc v2.1.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking eb90 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `alloc_support::*`
[INFO] [stdout]   --> src/parser.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub use alloc_support::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stdout] warning: unused import: `alloc_support::*`
[INFO] [stdout]   --> src/parser.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub use alloc_support::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `Command { std: "docker" "inspect" "e467ad0526b4aa09c0e4afa8266af4f8dd79583984d4126b369e3384899fcafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e467ad0526b4aa09c0e4afa8266af4f8dd79583984d4126b369e3384899fcafc", kill_on_drop: false }`
[INFO] [stdout] e467ad0526b4aa09c0e4afa8266af4f8dd79583984d4126b369e3384899fcafc