[INFO] fetching crate derive-codegen 0.0.4...
[INFO] checking derive-codegen-0.0.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate derive-codegen 0.0.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate derive-codegen 0.0.4 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 derive-codegen 0.0.4
[INFO] finished tweaking crates.io crate derive-codegen 0.0.4
[INFO] tweaked toml for crates.io crate derive-codegen 0.0.4 written to /workspace/builds/worker-3-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 37 packages
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding i-codegen-code v0.0.3 (latest: v0.0.5)
[INFO] [stderr]       Adding i-codegen-derive v0.0.3 (latest: v0.0.5)
[INFO] [stderr]       Adding serde_derive_internals v0.28.0 (latest: v0.29.0)
[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 serde_derive_internals v0.28.0
[INFO] [stderr]   Downloaded linkme-impl v0.3.25
[INFO] [stderr]   Downloaded linkme v0.3.25
[INFO] [stderr]   Downloaded i-codegen-derive v0.0.3
[INFO] [stderr]   Downloaded i-codegen-code v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d56648eec45b6b6fbf1bf90a59a1109a8a3f016bf2007b48bcd2bd46182bfd95
[INFO] running `Command { std: "docker" "start" "-a" "d56648eec45b6b6fbf1bf90a59a1109a8a3f016bf2007b48bcd2bd46182bfd95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d56648eec45b6b6fbf1bf90a59a1109a8a3f016bf2007b48bcd2bd46182bfd95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d56648eec45b6b6fbf1bf90a59a1109a8a3f016bf2007b48bcd2bd46182bfd95", kill_on_drop: false }`
[INFO] [stdout] d56648eec45b6b6fbf1bf90a59a1109a8a3f016bf2007b48bcd2bd46182bfd95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f811ebbb31643654e5d02e2bbd81450da0b34faa3c2133bdc9dc932f173c1b11
[INFO] running `Command { std: "docker" "start" "-a" "f811ebbb31643654e5d02e2bbd81450da0b34faa3c2133bdc9dc932f173c1b11", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]    Compiling serde_derive_internals v0.28.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling linkme-impl v0.3.25
[INFO] [stderr]    Compiling linkme v0.3.25
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking i-codegen-code v0.0.3
[INFO] [stderr]    Compiling i-codegen-derive v0.0.3
[INFO] [stderr]     Checking derive-codegen v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/generate.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{self, Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/generate.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{self, Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^ the item `serde` is already defined by prelude
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.57s
[INFO] running `Command { std: "docker" "inspect" "f811ebbb31643654e5d02e2bbd81450da0b34faa3c2133bdc9dc932f173c1b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f811ebbb31643654e5d02e2bbd81450da0b34faa3c2133bdc9dc932f173c1b11", kill_on_drop: false }`
[INFO] [stdout] f811ebbb31643654e5d02e2bbd81450da0b34faa3c2133bdc9dc932f173c1b11
[INFO] checking derive-codegen-0.0.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate derive-codegen 0.0.4 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate derive-codegen 0.0.4 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 derive-codegen 0.0.4
[INFO] finished tweaking crates.io crate derive-codegen 0.0.4
[INFO] tweaked toml for crates.io crate derive-codegen 0.0.4 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4a2d50403784249d848c98355385299510c3b19ce5764a2bbb2bb792ee227afe
[INFO] running `Command { std: "docker" "start" "-a" "4a2d50403784249d848c98355385299510c3b19ce5764a2bbb2bb792ee227afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a2d50403784249d848c98355385299510c3b19ce5764a2bbb2bb792ee227afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2d50403784249d848c98355385299510c3b19ce5764a2bbb2bb792ee227afe", kill_on_drop: false }`
[INFO] [stdout] 4a2d50403784249d848c98355385299510c3b19ce5764a2bbb2bb792ee227afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a1692c5aac58b488d06561648c7693c805cdbf2dc70c97ae2635b3189da02ff2
[INFO] running `Command { std: "docker" "start" "-a" "a1692c5aac58b488d06561648c7693c805cdbf2dc70c97ae2635b3189da02ff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking crossbeam-utils v0.8.19
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25
[INFO] [stdout]     |
[INFO] [stdout] 370 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 371 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 372 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 373 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[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 `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a1692c5aac58b488d06561648c7693c805cdbf2dc70c97ae2635b3189da02ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1692c5aac58b488d06561648c7693c805cdbf2dc70c97ae2635b3189da02ff2", kill_on_drop: false }`
[INFO] [stdout] a1692c5aac58b488d06561648c7693c805cdbf2dc70c97ae2635b3189da02ff2