[INFO] fetching crate switcheroo 0.2.9...
[INFO] checking switcheroo-0.2.9 against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137033
[INFO] extracting crate switcheroo 0.2.9 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate switcheroo 0.2.9 on toolchain d8810e3e2dab96778d20dd6d746ff95465515509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate switcheroo 0.2.9
[INFO] finished tweaking crates.io crate switcheroo 0.2.9
[INFO] tweaked toml for crates.io crate switcheroo 0.2.9 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate switcheroo 0.2.9 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" "+d8810e3e2dab96778d20dd6d746ff95465515509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cast v0.2.5
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b24970e4034c026826cf83b6fab24567802d92529afb8e4757fadfa346cb593
[INFO] running `Command { std: "docker" "start" "-a" "1b24970e4034c026826cf83b6fab24567802d92529afb8e4757fadfa346cb593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b24970e4034c026826cf83b6fab24567802d92529afb8e4757fadfa346cb593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b24970e4034c026826cf83b6fab24567802d92529afb8e4757fadfa346cb593", kill_on_drop: false }`
[INFO] [stdout] 1b24970e4034c026826cf83b6fab24567802d92529afb8e4757fadfa346cb593
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e2e01593f6b21ac7304c5b622f7cbff74219cf0034f3000e21a7224abb1edff
[INFO] running `Command { std: "docker" "start" "-a" "7e2e01593f6b21ac7304c5b622f7cbff74219cf0034f3000e21a7224abb1edff", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking switcheroo v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/arch/unix_x64.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         asm!(
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> src/arch/unix_x64.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     asm!(
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]    |
[INFO] [stdout] 1  + use std::arch::asm;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> src/arch/unix_x64.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     asm!(
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::arch::asm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `asm` has been stable since 1.59.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm, naked_functions)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `switcheroo` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7e2e01593f6b21ac7304c5b622f7cbff74219cf0034f3000e21a7224abb1edff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2e01593f6b21ac7304c5b622f7cbff74219cf0034f3000e21a7224abb1edff", kill_on_drop: false }`
[INFO] [stdout] 7e2e01593f6b21ac7304c5b622f7cbff74219cf0034f3000e21a7224abb1edff