[INFO] fetching crate envmnt 0.9.0...
[INFO] checking envmnt-0.9.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate envmnt 0.9.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate envmnt 0.9.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envmnt 0.9.0
[INFO] finished tweaking crates.io crate envmnt 0.9.0
[INFO] tweaked toml for crates.io crate envmnt 0.9.0 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate crates.io crate envmnt 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c19ca1edb8e28e838fee1282470a947cab14746e0e199a77028e8c916c7c0c3a
[INFO] running `Command { std: "docker" "start" "-a" "c19ca1edb8e28e838fee1282470a947cab14746e0e199a77028e8c916c7c0c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c19ca1edb8e28e838fee1282470a947cab14746e0e199a77028e8c916c7c0c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19ca1edb8e28e838fee1282470a947cab14746e0e199a77028e8c916c7c0c3a", kill_on_drop: false }`
[INFO] [stdout] c19ca1edb8e28e838fee1282470a947cab14746e0e199a77028e8c916c7c0c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d31aeaaa46f38966934f3f50d3e9a4ce2375e2591f11b41c3f1f77210db33c74
[INFO] running `Command { std: "docker" "start" "-a" "d31aeaaa46f38966934f3f50d3e9a4ce2375e2591f11b41c3f1f77210db33c74", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking fsio v0.2.0
[INFO] [stderr]     Checking envmnt v0.8.4
[INFO] [stderr]     Checking envmnt v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `panic_fmt`
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     panic_fmt,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_packed_borrows` has been renamed to `unaligned_references`
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     safe_packed_borrows,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: use the new name: `unaligned_references`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ci_info v0.10.2
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stdout] warning: unknown lint: `panic_fmt`
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     panic_fmt,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_packed_borrows` has been renamed to `unaligned_references`
[INFO] [stdout]   --> src/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     safe_packed_borrows,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ help: use the new name: `unaligned_references`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.24s
[INFO] running `Command { std: "docker" "inspect" "d31aeaaa46f38966934f3f50d3e9a4ce2375e2591f11b41c3f1f77210db33c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31aeaaa46f38966934f3f50d3e9a4ce2375e2591f11b41c3f1f77210db33c74", kill_on_drop: false }`
[INFO] [stdout] d31aeaaa46f38966934f3f50d3e9a4ce2375e2591f11b41c3f1f77210db33c74