[INFO] fetching crate chicon 0.1.4...
[INFO] checking chicon-0.1.4 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate chicon 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate chicon 0.1.4 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chicon 0.1.4
[INFO] finished tweaking crates.io crate chicon 0.1.4
[INFO] tweaked toml for crates.io crate chicon 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate chicon 0.1.4 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dc359b421de0d82b28e415db93372d8fbc74137ff6f9c8c94b4a9b02a6bef55
[INFO] running `Command { std: "docker" "start" "-a" "3dc359b421de0d82b28e415db93372d8fbc74137ff6f9c8c94b4a9b02a6bef55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dc359b421de0d82b28e415db93372d8fbc74137ff6f9c8c94b4a9b02a6bef55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc359b421de0d82b28e415db93372d8fbc74137ff6f9c8c94b4a9b02a6bef55", kill_on_drop: false }`
[INFO] [stdout] 3dc359b421de0d82b28e415db93372d8fbc74137ff6f9c8c94b4a9b02a6bef55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 702af1d3514ab44eaaeca4ffe0478a07815d3e69a0baf2d94cf336c723d96763
[INFO] running `Command { std: "docker" "start" "-a" "702af1d3514ab44eaaeca4ffe0478a07815d3e69a0baf2d94cf336c723d96763", kill_on_drop: false }`
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[INFO] [stderr]     Checking chicon v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `perm` is never read
[INFO] [stdout]    --> src/mem.rs:311:5
[INFO] [stdout]     |
[INFO] [stdout] 307 | struct MemFileInternal {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 311 |     perm: Permissions,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemFileInternal` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `perm` is never read
[INFO] [stdout]    --> src/mem.rs:517:5
[INFO] [stdout]     |
[INFO] [stdout] 514 | struct MemDirectoryInternal {
[INFO] [stdout]     |        -------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 517 |     perm: Permissions,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemDirectoryInternal` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `perm` is never read
[INFO] [stdout]    --> src/mem.rs:311:5
[INFO] [stdout]     |
[INFO] [stdout] 307 | struct MemFileInternal {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 311 |     perm: Permissions,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemFileInternal` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `perm` is never read
[INFO] [stdout]    --> src/mem.rs:517:5
[INFO] [stdout]     |
[INFO] [stdout] 514 | struct MemDirectoryInternal {
[INFO] [stdout]     |        -------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 517 |     perm: Permissions,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemDirectoryInternal` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.62s
[INFO] running `Command { std: "docker" "inspect" "702af1d3514ab44eaaeca4ffe0478a07815d3e69a0baf2d94cf336c723d96763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "702af1d3514ab44eaaeca4ffe0478a07815d3e69a0baf2d94cf336c723d96763", kill_on_drop: false }`
[INFO] [stdout] 702af1d3514ab44eaaeca4ffe0478a07815d3e69a0baf2d94cf336c723d96763
