[INFO] cloning repository https://github.com/SpanishPear/caffeine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpanishPear/caffeine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanishPear%2Fcaffeine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanishPear%2Fcaffeine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d902448a26a1197dd76441f250e55c6181d4a12d
[INFO] checking SpanishPear/caffeine against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpanishPear%2Fcaffeine" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SpanishPear/caffeine on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/SpanishPear/caffeine
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/SpanishPear/caffeine
[INFO] tweaked toml for git repo https://github.com/SpanishPear/caffeine written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SpanishPear/caffeine 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x86_64 v0.14.9
[INFO] [stderr]   Downloaded font8x8 v0.3.1
[INFO] [stderr]   Downloaded bootloader-locator v0.0.4
[INFO] [stderr]   Downloaded conquer-util v0.3.0
[INFO] [stderr]   Downloaded bootloader v0.10.12
[INFO] [stderr]   Downloaded conquer-once v0.3.2
[INFO] [stderr]   Downloaded spin v0.9.0
[INFO] [stderr]   Downloaded volatile v0.3.0
[INFO] [stderr]   Downloaded locate-cargo-manifest v0.2.2
[INFO] [stderr]   Downloaded runner-utils v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08137efc6d09e2aad114b1e42b1f411c4fc117710e34427e96e98221a50dfc94
[INFO] running `Command { std: "docker" "start" "-a" "08137efc6d09e2aad114b1e42b1f411c4fc117710e34427e96e98221a50dfc94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08137efc6d09e2aad114b1e42b1f411c4fc117710e34427e96e98221a50dfc94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08137efc6d09e2aad114b1e42b1f411c4fc117710e34427e96e98221a50dfc94", kill_on_drop: false }`
[INFO] [stdout] 08137efc6d09e2aad114b1e42b1f411c4fc117710e34427e96e98221a50dfc94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f9fb27c2c572078f9159bb4506c6dac454154e96522f148b31979c425b989cb
[INFO] running `Command { std: "docker" "start" "-a" "8f9fb27c2c572078f9159bb4506c6dac454154e96522f148b31979c425b989cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bootloader v0.10.12
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking conquer-util v0.3.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]     Checking conquer-once v0.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking spin v0.9.0
[INFO] [stderr]     Checking font8x8 v0.3.1
[INFO] [stderr]     Checking volatile v0.3.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking x86_64 v0.14.9
[INFO] [stderr]     Checking bootloader-locator v0.0.4
[INFO] [stderr]     Checking locate-cargo-manifest v0.2.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking uart_16550 v0.2.14
[INFO] [stderr]     Checking caffeine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caffeine` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caffeine` (test "stack_overflow") due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caffeine` (bin "caffeine") due to 2 previous errors
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/tests.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     fn trivial_assertion() {
[INFO] [stdout] 21 | |         assert_eq!(1, 1);
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^ expected `&TestDescAndFn`, found `&fn() {trivial_assertion}`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&TestDescAndFn`
[INFO] [stdout]               found reference `&fn() {trivial_assertion}`
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caffeine` (bin "caffeine" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8f9fb27c2c572078f9159bb4506c6dac454154e96522f148b31979c425b989cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9fb27c2c572078f9159bb4506c6dac454154e96522f148b31979c425b989cb", kill_on_drop: false }`
[INFO] [stdout] 8f9fb27c2c572078f9159bb4506c6dac454154e96522f148b31979c425b989cb