[INFO] fetching crate rmx 0.1.6...
[INFO] checking rmx-0.1.6 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] extracting crate rmx 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rmx 0.1.6
[INFO] finished tweaking crates.io crate rmx 0.1.6
[INFO] tweaked toml for crates.io crate rmx 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmx 0.1.6 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmx 0.1.6 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trash v2.1.5
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded predicates-core v1.0.3
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[INFO] [stderr]   Downloaded textwrap v0.15.1
[INFO] [stderr]   Downloaded serde_derive v1.0.142
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[INFO] [stderr]   Downloaded serde_json v1.0.83
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[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.37.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.37.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.37.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.37.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.37.0
[INFO] [stderr]   Downloaded windows v0.37.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b
[INFO] running `Command { std: "docker" "start" "dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
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[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking aho-corasick v0.7.18
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[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.142
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
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[INFO] [stderr]     Checking regex-automata v0.1.10
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[INFO] [stderr]     Checking plotters v0.3.4
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[INFO] [stderr]    Compiling thiserror-impl v1.0.37
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[INFO] [stderr]     Checking oorandom v11.1.3
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[INFO] [stderr]     Checking assert_fs v1.0.7
[INFO] [stderr]     Checking trash v2.1.5
[INFO] [stderr]     Checking rmx v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/core.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Symlink {
[INFO] [stdout]    |     ------- field in this variant
[INFO] [stdout] 24 |         metadata: fs::Metadata,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FsEntity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ciborium v0.2.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: field `metadata` is never read
[INFO] [stdout]   --> src/core.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Symlink {
[INFO] [stdout]    |     ------- field in this variant
[INFO] [stdout] 24 |         metadata: fs::Metadata,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FsEntity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.81s
[INFO] running `Command { std: "docker" "inspect" "dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b", kill_on_drop: false }`
[INFO] [stdout] dec52cdee51e6d64f2d792c99c74db9dea8376533df338d8f90e602e6a69ed3b
