[INFO] fetching crate cpclib-bndbuild 0.2.0...
[INFO] checking cpclib-bndbuild-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cpclib-bndbuild 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cpclib-bndbuild 0.2.0 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 cpclib-bndbuild 0.2.0
[INFO] finished tweaking crates.io crate cpclib-bndbuild 0.2.0
[INFO] tweaked toml for crates.io crate cpclib-bndbuild 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cpclib-bndbuild 0.2.0 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy-regex-proc_macros v3.0.1
[INFO] [stderr]   Downloaded lazy-regex v3.0.1
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[INFO] [stderr]   Downloaded cpclib-xfertool v0.7.0
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[INFO] [stderr]   Downloaded nom_locate v4.1.0
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[INFO] [stderr]   Downloaded cpclib-basic v0.7.0
[INFO] [stderr]   Downloaded velcro v0.5.4
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[INFO] [stderr]   Downloaded portable-atomic v1.4.2
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[INFO] [stderr]   Downloaded build-deps v0.1.4
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[INFO] [stderr]   Downloaded indicatif v0.17.6
[INFO] [stderr]   Downloaded include-flate v0.2.0
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[INFO] [stderr]   Downloaded cpclib-disc v0.7.0
[INFO] [stderr]   Downloaded console v0.15.7
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[INFO] [stderr]   Downloaded curl-sys v0.4.65+curl-8.2.1
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[INFO] [stderr]   Downloaded remain v0.2.11
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[INFO] [stderr]   Downloaded curl v0.4.44
[INFO] [stderr]   Downloaded cpclib-z80emu v0.7.0
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[INFO] [stderr]   Downloaded openssl-sys v0.9.91
[INFO] [stderr]   Downloaded cpclib-common v0.7.0
[INFO] [stderr]   Downloaded cpclib-sna v0.7.0
[INFO] [stderr]   Downloaded custom_error v1.9.2
[INFO] [stderr]   Downloaded notify-debouncer-full v0.1.0
[INFO] [stderr]   Downloaded toml v0.7.6
[INFO] [stderr]   Downloaded bitsets v0.1.1
[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] b7041b34659841eafd48fcef6a9d645598881d6ed1fe8370143ffcf8267bd32f
[INFO] running `Command { std: "docker" "start" "-a" "b7041b34659841eafd48fcef6a9d645598881d6ed1fe8370143ffcf8267bd32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7041b34659841eafd48fcef6a9d645598881d6ed1fe8370143ffcf8267bd32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7041b34659841eafd48fcef6a9d645598881d6ed1fe8370143ffcf8267bd32f", kill_on_drop: false }`
[INFO] [stdout] b7041b34659841eafd48fcef6a9d645598881d6ed1fe8370143ffcf8267bd32f
[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] 9ca9211fb20d3de0af4fda0b1ed0b39eb9f05bade7af86e7c632d8619328fbe9
[INFO] running `Command { std: "docker" "start" "-a" "9ca9211fb20d3de0af4fda0b1ed0b39eb9f05bade7af86e7c632d8619328fbe9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.16
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[INFO] [stderr]    Compiling unicode-normalization v0.1.22
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[INFO] [stderr]    Compiling unicode-bidi v0.3.13
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[INFO] [stderr]    Compiling miniz_oxide v0.7.1
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[INFO] [stderr]     Checking self_cell v1.0.1
[INFO] [stderr]     Checking topologic v1.0.0
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking thiserror v1.0.44
[INFO] [stderr]     Checking cpclib-z80emu v0.7.0
[INFO] [stderr]    Compiling cpclib-macros v0.7.0
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/deps.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde::{self, Deserialize, Deserializer};
[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 `cpclib_basm` is imported redundantly
[INFO] [stdout]  --> src/runners.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cpclib_basm;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `cpclib_basm` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/deps.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde::{self, Deserialize, Deserializer};
[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 `cpclib_basm` is imported redundantly
[INFO] [stdout]  --> src/runners.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cpclib_basm;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `cpclib_basm` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.26s
[INFO] running `Command { std: "docker" "inspect" "9ca9211fb20d3de0af4fda0b1ed0b39eb9f05bade7af86e7c632d8619328fbe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca9211fb20d3de0af4fda0b1ed0b39eb9f05bade7af86e7c632d8619328fbe9", kill_on_drop: false }`
[INFO] [stdout] 9ca9211fb20d3de0af4fda0b1ed0b39eb9f05bade7af86e7c632d8619328fbe9
[INFO] checking cpclib-bndbuild-0.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate cpclib-bndbuild 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cpclib-bndbuild 0.2.0 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 cpclib-bndbuild 0.2.0
[INFO] finished tweaking crates.io crate cpclib-bndbuild 0.2.0
[INFO] tweaked toml for crates.io crate cpclib-bndbuild 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cpclib-bndbuild 0.2.0 already has a lockfile, it will not be regenerated
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 749c105f53006785aab110c996a215e0675b2ff8446ea1322666e9548c5ab116
[INFO] running `Command { std: "docker" "start" "-a" "749c105f53006785aab110c996a215e0675b2ff8446ea1322666e9548c5ab116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "749c105f53006785aab110c996a215e0675b2ff8446ea1322666e9548c5ab116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749c105f53006785aab110c996a215e0675b2ff8446ea1322666e9548c5ab116", kill_on_drop: false }`
[INFO] [stdout] 749c105f53006785aab110c996a215e0675b2ff8446ea1322666e9548c5ab116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5c5c58b1daf11d690b68a5125091695d02fc5ea4c9e5e83c9dea11a635670052
[INFO] running `Command { std: "docker" "start" "-a" "5c5c58b1daf11d690b68a5125091695d02fc5ea4c9e5e83c9dea11a635670052", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling winnow v0.5.10
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_derive-1.0.183/src/lib_precompiled.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         panic!();
[INFO] [stdout]    |         ^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 `serde_derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5c5c58b1daf11d690b68a5125091695d02fc5ea4c9e5e83c9dea11a635670052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c5c58b1daf11d690b68a5125091695d02fc5ea4c9e5e83c9dea11a635670052", kill_on_drop: false }`
[INFO] [stdout] 5c5c58b1daf11d690b68a5125091695d02fc5ea4c9e5e83c9dea11a635670052