[INFO] fetching crate autosurgeon 0.8.2...
[INFO] checking autosurgeon-0.8.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate autosurgeon 0.8.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate autosurgeon 0.8.2 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 autosurgeon 0.8.2
[INFO] finished tweaking crates.io crate autosurgeon 0.8.2
[INFO] tweaked toml for crates.io crate autosurgeon 0.8.2 written to /workspace/builds/worker-2-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 57 packages
[INFO] [stderr]       Adding approx v0.3.2 (latest: v0.5.1)
[INFO] [stderr]       Adding bitmaps v2.1.0 (latest: v3.2.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding sized-chunks v0.6.5 (latest: v0.7.0)
[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 approx v0.3.2
[INFO] [stderr]   Downloaded decorum v0.3.1
[INFO] [stderr]   Downloaded autosurgeon-derive v0.8.0
[INFO] [stderr]   Downloaded similar v2.5.0
[INFO] [stderr]   Downloaded automerge v0.5.9
[INFO] [stderr]   Downloaded automerge-test v0.4.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7ecd975a4b03d5e18e169c494eb26ba2a980498148f84bfd35f13debf52022c
[INFO] running `Command { std: "docker" "start" "-a" "f7ecd975a4b03d5e18e169c494eb26ba2a980498148f84bfd35f13debf52022c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7ecd975a4b03d5e18e169c494eb26ba2a980498148f84bfd35f13debf52022c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ecd975a4b03d5e18e169c494eb26ba2a980498148f84bfd35f13debf52022c", kill_on_drop: false }`
[INFO] [stdout] f7ecd975a4b03d5e18e169c494eb26ba2a980498148f84bfd35f13debf52022c
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc6d2fa2aec76ab070fcf4e91754552b7d1863ec6528f50e88b8a0007fcaa158
[INFO] running `Command { std: "docker" "start" "-a" "bc6d2fa2aec76ab070fcf4e91754552b7d1863ec6528f50e88b8a0007fcaa158", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]    Compiling autosurgeon-derive v0.8.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking smol_str v0.2.1
[INFO] [stderr]     Checking decorum v0.3.1
[INFO] [stderr]     Checking automerge v0.5.9
[INFO] [stderr]     Checking automerge-test v0.4.3
[INFO] [stderr]     Checking autosurgeon v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.62s
[INFO] running `Command { std: "docker" "inspect" "bc6d2fa2aec76ab070fcf4e91754552b7d1863ec6528f50e88b8a0007fcaa158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc6d2fa2aec76ab070fcf4e91754552b7d1863ec6528f50e88b8a0007fcaa158", kill_on_drop: false }`
[INFO] [stdout] bc6d2fa2aec76ab070fcf4e91754552b7d1863ec6528f50e88b8a0007fcaa158
[INFO] checking autosurgeon-0.8.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate autosurgeon 0.8.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate autosurgeon 0.8.2 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autosurgeon 0.8.2
[INFO] finished tweaking crates.io crate autosurgeon 0.8.2
[INFO] tweaked toml for crates.io crate autosurgeon 0.8.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b963e21852dbcd0d3ad479b36a588a2a69420836ab4ec1199657a67ca4843d8a
[INFO] running `Command { std: "docker" "start" "-a" "b963e21852dbcd0d3ad479b36a588a2a69420836ab4ec1199657a67ca4843d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b963e21852dbcd0d3ad479b36a588a2a69420836ab4ec1199657a67ca4843d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b963e21852dbcd0d3ad479b36a588a2a69420836ab4ec1199657a67ca4843d8a", kill_on_drop: false }`
[INFO] [stdout] b963e21852dbcd0d3ad479b36a588a2a69420836ab4ec1199657a67ca4843d8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f27ca5bb01dc24d044809a41681218ac7a8b33a9a64cc3cb5c50e25e55897c
[INFO] running `Command { std: "docker" "start" "-a" "08f27ca5bb01dc24d044809a41681218ac7a8b33a9a64cc3cb5c50e25e55897c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9
[INFO] [stdout]      |
[INFO] [stdout] 1196 | /         match state {
[INFO] [stdout] 1197 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1198 | |                 l.bit_buf = 0;
[INFO] [stdout] 1199 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1741 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1742 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "08f27ca5bb01dc24d044809a41681218ac7a8b33a9a64cc3cb5c50e25e55897c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f27ca5bb01dc24d044809a41681218ac7a8b33a9a64cc3cb5c50e25e55897c", kill_on_drop: false }`
[INFO] [stdout] 08f27ca5bb01dc24d044809a41681218ac7a8b33a9a64cc3cb5c50e25e55897c