[INFO] fetching crate libperl-rs 0.2.0...
[INFO] checking libperl-rs-0.2.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate libperl-rs 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate libperl-rs 0.2.0 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] started tweaking crates.io crate libperl-rs 0.2.0
[INFO] finished tweaking crates.io crate libperl-rs 0.2.0
[INFO] tweaked toml for crates.io crate libperl-rs 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate libperl-rs 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libperl-config v0.2.0
[INFO] [stderr]   Downloaded wincolor v1.0.2
[INFO] [stderr]   Downloaded backtrace v0.3.37
[INFO] [stderr]   Downloaded cexpr v0.3.5
[INFO] [stderr]   Downloaded bindgen v0.44.0
[INFO] [stderr]   Downloaded libperl-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e37fb7d6741dcb690ea5678dcedf2f63a59789b948a7a0aaadcaf6749c768ccb
[INFO] running `Command { std: "docker" "start" "-a" "e37fb7d6741dcb690ea5678dcedf2f63a59789b948a7a0aaadcaf6749c768ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e37fb7d6741dcb690ea5678dcedf2f63a59789b948a7a0aaadcaf6749c768ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37fb7d6741dcb690ea5678dcedf2f63a59789b948a7a0aaadcaf6749c768ccb", kill_on_drop: false }`
[INFO] [stdout] e37fb7d6741dcb690ea5678dcedf2f63a59789b948a7a0aaadcaf6749c768ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6f2173242b4be15006f779a317a89bc7452b7cfd8a008bf0dc5bb10fe347654
[INFO] running `Command { std: "docker" "start" "-a" "f6f2173242b4be15006f779a317a89bc7452b7cfd8a008bf0dc5bb10fe347654", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling bindgen v0.44.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling libperl-config v0.2.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling libperl-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libperl-sys v0.2.0
[INFO] [stdout] error[E0606]: casting `&u16` as `*const u32` is invalid
[INFO] [stdout]   --> examples/104_enum_op_tree.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 |             *(&ty as *const u32 as *const libperl_sys::opcode)
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/103_scan_op_tree.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if op.op_moresib() == 1 as u32 {
[INFO] [stdout]    |            ---------------    ^^^^^^^^ expected `u16`, found `u32`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            expected because this is `u16`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert `op.op_moresib()` from `u16` to `u32`, matching the type of `1 as u32`
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if u32::from(op.op_moresib()) == 1 as u32 {
[INFO] [stdout]    |            ++++++++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/104_enum_op_tree.rs:80:35
[INFO] [stdout]    |
[INFO] [stdout] 80 |             if op.op_moresib() == 1 as u32 {
[INFO] [stdout]    |                ---------------    ^^^^^^^^ expected `u16`, found `u32`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                expected because this is `u16`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert `op.op_moresib()` from `u16` to `u32`, matching the type of `1 as u32`
[INFO] [stdout]    |
[INFO] [stdout] 80 |             if u32::from(op.op_moresib()) == 1 as u32 {
[INFO] [stdout]    |                ++++++++++               +
[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 `libperl-rs` (example "103_scan_op_tree") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0606.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libperl-rs` (example "104_enum_op_tree") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f6f2173242b4be15006f779a317a89bc7452b7cfd8a008bf0dc5bb10fe347654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f2173242b4be15006f779a317a89bc7452b7cfd8a008bf0dc5bb10fe347654", kill_on_drop: false }`
[INFO] [stdout] f6f2173242b4be15006f779a317a89bc7452b7cfd8a008bf0dc5bb10fe347654
[INFO] checking libperl-rs-0.2.0 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate libperl-rs 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate libperl-rs 0.2.0 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libperl-rs 0.2.0
[INFO] finished tweaking crates.io crate libperl-rs 0.2.0
[INFO] tweaked toml for crates.io crate libperl-rs 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate libperl-rs 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 687b9f8f2d1fcbd59f12bb53c60caec20a1e023167fc23554998a1cd885272c3
[INFO] running `Command { std: "docker" "start" "-a" "687b9f8f2d1fcbd59f12bb53c60caec20a1e023167fc23554998a1cd885272c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "687b9f8f2d1fcbd59f12bb53c60caec20a1e023167fc23554998a1cd885272c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687b9f8f2d1fcbd59f12bb53c60caec20a1e023167fc23554998a1cd885272c3", kill_on_drop: false }`
[INFO] [stdout] 687b9f8f2d1fcbd59f12bb53c60caec20a1e023167fc23554998a1cd885272c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82a984cc4eb3b1eb55a8eaa418437ecca5c9decc2f4b6d39a40742cc49cdb38e
[INFO] running `Command { std: "docker" "start" "-a" "82a984cc4eb3b1eb55a8eaa418437ecca5c9decc2f4b6d39a40742cc49cdb38e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "82a984cc4eb3b1eb55a8eaa418437ecca5c9decc2f4b6d39a40742cc49cdb38e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a984cc4eb3b1eb55a8eaa418437ecca5c9decc2f4b6d39a40742cc49cdb38e", kill_on_drop: false }`
[INFO] [stdout] 82a984cc4eb3b1eb55a8eaa418437ecca5c9decc2f4b6d39a40742cc49cdb38e