[INFO] fetching crate free-wrap 0.1.0...
[INFO] checking free-wrap-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate free-wrap 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate free-wrap 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate free-wrap 0.1.0
[INFO] tweaked toml for crates.io crate free-wrap 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate free-wrap 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate free-wrap 0.1.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac18a482955580f92a539fdcbbeb33b435f0f07925b21d7024964e57e927a6c3
[INFO] running `Command { std: "docker" "start" "-a" "ac18a482955580f92a539fdcbbeb33b435f0f07925b21d7024964e57e927a6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac18a482955580f92a539fdcbbeb33b435f0f07925b21d7024964e57e927a6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac18a482955580f92a539fdcbbeb33b435f0f07925b21d7024964e57e927a6c3", kill_on_drop: false }`
[INFO] [stdout] ac18a482955580f92a539fdcbbeb33b435f0f07925b21d7024964e57e927a6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3e4e04930aae23f5e4bb82acd72ca4d784ec5349980f0f8fc1cf7febb70ba84
[INFO] running `Command { std: "docker" "start" "-a" "f3e4e04930aae23f5e4bb82acd72ca4d784ec5349980f0f8fc1cf7febb70ba84", kill_on_drop: false }`
[INFO] [stderr]     Checking free-wrap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Container` is never constructed
[INFO] [stdout]  --> tests/generic_test.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Container<T> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Container2` is never constructed
[INFO] [stdout]  --> tests/generic_test.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Container2<T: Clone + std::fmt::Debug, U> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Container3` is never constructed
[INFO] [stdout]   --> tests/generic_test.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Container3<'a: 'b + 'c, 'b: 'c, 'c> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Container4` is never constructed
[INFO] [stdout]   --> tests/generic_test.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Container4<'a: 'b + 'c, 'b: 'c, 'c, T, U> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "f3e4e04930aae23f5e4bb82acd72ca4d784ec5349980f0f8fc1cf7febb70ba84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3e4e04930aae23f5e4bb82acd72ca4d784ec5349980f0f8fc1cf7febb70ba84", kill_on_drop: false }`
[INFO] [stdout] f3e4e04930aae23f5e4bb82acd72ca4d784ec5349980f0f8fc1cf7febb70ba84