[INFO] cloning repository https://github.com/phlip9/queue_experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phlip9/queue_experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphlip9%2Fqueue_experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphlip9%2Fqueue_experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54082550ea630877ee295f1b6a40110989d05dcb
[INFO] checking phlip9/queue_experiments against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphlip9%2Fqueue_experiments" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/phlip9/queue_experiments
[INFO] finished tweaking git repo https://github.com/phlip9/queue_experiments
[INFO] tweaked toml for git repo https://github.com/phlip9/queue_experiments written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/phlip9/queue_experiments on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/phlip9/queue_experiments 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" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v1.0.0
[INFO] [stderr]   Downloaded mio-named-pipes v0.1.6
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[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.59
[INFO] [stderr]   Downloaded oorandom v11.1.0
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[INFO] [stderr]   Downloaded js-sys v0.3.36
[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded criterion v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.59
[INFO] [stderr]   Downloaded regex v1.3.5
[INFO] [stderr]   Downloaded bstr v0.2.8
[INFO] [stderr]   Downloaded bytes v0.5.2
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded syn v1.0.3
[INFO] [stderr]   Downloaded cc v1.0.40
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded generator v0.6.18
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[INFO] [stderr]   Downloaded csv v1.1.1
[INFO] [stderr]   Downloaded web-sys v0.3.36
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2d4501e55938e1e4fdb22f23cada9755d30a4211cad714ab88c34ceb7cb1854
[INFO] running `Command { std: "docker" "start" "-a" "a2d4501e55938e1e4fdb22f23cada9755d30a4211cad714ab88c34ceb7cb1854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2d4501e55938e1e4fdb22f23cada9755d30a4211cad714ab88c34ceb7cb1854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d4501e55938e1e4fdb22f23cada9755d30a4211cad714ab88c34ceb7cb1854", kill_on_drop: false }`
[INFO] [stdout] a2d4501e55938e1e4fdb22f23cada9755d30a4211cad714ab88c34ceb7cb1854
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62b3b701830155e1a822d157dad3c886e2a6dba321e7570928d653c1108981dc
[INFO] running `Command { std: "docker" "start" "-a" "62b3b701830155e1a822d157dad3c886e2a6dba321e7570928d653c1108981dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]    Compiling generator v0.6.18
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         asm!(
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 15 +     use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         asm!(
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 15 +     use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         asm!(
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 15 +     use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             asm!(
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 15 +     use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 |     #[naked]
[INFO] [stdout]    |       ^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     #[unsafe(naked)]
[INFO] [stdout]    |       +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0736]: attribute incompatible with `#[unsafe(naked)]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 28 |     #[naked]
[INFO] [stdout]    |     -------- function marked with `#[unsafe(naked)]` here
[INFO] [stdout] 29 |     #[inline(never)]
[INFO] [stdout]    |       ^^^^^^ the `inline` attribute is incompatible with `#[unsafe(naked)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout] 45 |     #[naked]
[INFO] [stdout]    |       ^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 45 |     #[unsafe(naked)]
[INFO] [stdout]    |       +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0736]: attribute incompatible with `#[unsafe(naked)]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:46:7
[INFO] [stdout]    |
[INFO] [stdout] 45 |     #[naked]
[INFO] [stdout]    |     -------- function marked with `#[unsafe(naked)]` here
[INFO] [stdout] 46 |     #[inline(never)]
[INFO] [stdout]    |       ^^^^^^ the `inline` attribute is incompatible with `#[unsafe(naked)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 |         #[naked]
[INFO] [stdout]    |           ^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 58 |         #[unsafe(naked)]
[INFO] [stdout]    |           +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0787]: naked functions must contain a single `naked_asm!` invocation
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.18/src/detail/x86_64_unix.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub unsafe extern "C" fn swap_registers(out_regs: *mut Registers, in_regs: *const Registers) {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |         _swap_reg()
[INFO] [stdout]    |         ----------- not allowed in naked functions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0736, E0787.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0736`.
[INFO] [stdout] 
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr] error: could not compile `generator` (lib) due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "62b3b701830155e1a822d157dad3c886e2a6dba321e7570928d653c1108981dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b3b701830155e1a822d157dad3c886e2a6dba321e7570928d653c1108981dc", kill_on_drop: false }`
[INFO] [stdout] 62b3b701830155e1a822d157dad3c886e2a6dba321e7570928d653c1108981dc