[INFO] cloning repository https://github.com/nbw/qrtester
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nbw/qrtester" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbw%2Fqrtester", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbw%2Fqrtester'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76d69d66e15beec7fd13a1b324aafaea09dd5d34
[INFO] checking nbw/qrtester against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbw%2Fqrtester" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nbw/qrtester 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 git repo https://github.com/nbw/qrtester
[INFO] finished tweaking git repo https://github.com/nbw/qrtester
[INFO] tweaked toml for git repo https://github.com/nbw/qrtester written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nbw/qrtester 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 git repository `https://github.com/qm3ster/qrcode-rust`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded checked_int_cast v1.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.80
[INFO] [stderr]   Downloaded lebe v0.5.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]   Downloaded rayon-core v1.9.2
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.80
[INFO] [stderr]   Downloaded spin v0.9.3
[INFO] [stderr]   Downloaded gif v0.11.3
[INFO] [stderr]   Downloaded js-sys v0.3.57
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.80
[INFO] [stderr]   Downloaded syn v1.0.92
[INFO] [stderr]   Downloaded exr v1.4.2
[INFO] [stderr]   Downloaded libc v0.2.125
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.5
[INFO] [stderr]   Downloaded rayon v1.5.2
[INFO] [stderr]   Downloaded image v0.24.2
[INFO] [stderr]   Downloaded tiff v0.7.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.80
[INFO] [stderr]   Downloaded flume v0.10.12
[INFO] [stderr]   Downloaded miniz_oxide v0.5.1
[INFO] [stderr]   Downloaded flate2 v1.0.23
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.8
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.8
[INFO] [stderr]   Downloaded weezl v0.1.6
[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] ed7aff53bd5ac92d32d491d62dc7e1c5d152d050d24f4a5c75d582ecafdb9bea
[INFO] running `Command { std: "docker" "start" "-a" "ed7aff53bd5ac92d32d491d62dc7e1c5d152d050d24f4a5c75d582ecafdb9bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed7aff53bd5ac92d32d491d62dc7e1c5d152d050d24f4a5c75d582ecafdb9bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed7aff53bd5ac92d32d491d62dc7e1c5d152d050d24f4a5c75d582ecafdb9bea", kill_on_drop: false }`
[INFO] [stdout] ed7aff53bd5ac92d32d491d62dc7e1c5d152d050d24f4a5c75d582ecafdb9bea
[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] d79372a06020ce2e650e3a5fc119a65dfd26cc68b23ecbf12aa92681f60d1bb1
[INFO] running `Command { std: "docker" "start" "-a" "d79372a06020ce2e650e3a5fc119a65dfd26cc68b23ecbf12aa92681f60d1bb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking memoffset v0.6.5
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking weezl v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking lebe v0.5.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking jpeg-decoder v0.2.5
[INFO] [stderr]     Checking tiff v0.7.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.12
[INFO] [stderr]     Checking exr v1.4.2
[INFO] [stderr]     Checking image v0.24.2
[INFO] [stderr]     Checking qrcode v0.13.0 (https://github.com/qm3ster/qrcode-rust#0f75a68c)
[INFO] [stderr]     Checking qrtester v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.82s
[INFO] running `Command { std: "docker" "inspect" "d79372a06020ce2e650e3a5fc119a65dfd26cc68b23ecbf12aa92681f60d1bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79372a06020ce2e650e3a5fc119a65dfd26cc68b23ecbf12aa92681f60d1bb1", kill_on_drop: false }`
[INFO] [stdout] d79372a06020ce2e650e3a5fc119a65dfd26cc68b23ecbf12aa92681f60d1bb1
[INFO] checking nbw/qrtester against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbw%2Fqrtester" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nbw/qrtester 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 git repo https://github.com/nbw/qrtester
[INFO] finished tweaking git repo https://github.com/nbw/qrtester
[INFO] tweaked toml for git repo https://github.com/nbw/qrtester written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nbw/qrtester 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c49a66c6ad11984f4b30978054491d7f809692e9695b62887f54ee04da0e9746
[INFO] running `Command { std: "docker" "start" "-a" "c49a66c6ad11984f4b30978054491d7f809692e9695b62887f54ee04da0e9746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c49a66c6ad11984f4b30978054491d7f809692e9695b62887f54ee04da0e9746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49a66c6ad11984f4b30978054491d7f809692e9695b62887f54ee04da0e9746", kill_on_drop: false }`
[INFO] [stdout] c49a66c6ad11984f4b30978054491d7f809692e9695b62887f54ee04da0e9746
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f8f5a5f98f1b0b8d0881108a73e04628d620ca1d14f8e3fe6f204af36625b5b9
[INFO] running `Command { std: "docker" "start" "-a" "f8f5a5f98f1b0b8d0881108a73e04628d620ca1d14f8e3fe6f204af36625b5b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking weezl v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.5.1/src/inflate/core.rs:1107:9
[INFO] [stdout]      |
[INFO] [stdout] 1107 | /         match state {
[INFO] [stdout] 1108 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1109 | |                 l.bit_buf = 0;
[INFO] [stdout] 1110 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1639 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1640 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking lebe v0.5.1
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking gif v0.11.3
[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] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.8/src/sync/parker.rs:366:25
[INFO] [stdout]     |
[INFO] [stdout] 366 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 367 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 368 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 369 | |                         };
[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] running `Command { std: "docker" "inspect" "f8f5a5f98f1b0b8d0881108a73e04628d620ca1d14f8e3fe6f204af36625b5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f5a5f98f1b0b8d0881108a73e04628d620ca1d14f8e3fe6f204af36625b5b9", kill_on_drop: false }`
[INFO] [stdout] f8f5a5f98f1b0b8d0881108a73e04628d620ca1d14f8e3fe6f204af36625b5b9