[INFO] fetching crate cobyla 0.3.2...
[INFO] checking cobyla-0.3.2 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate cobyla 0.3.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cobyla 0.3.2 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cobyla 0.3.2
[INFO] finished tweaking crates.io crate cobyla 0.3.2
[INFO] tweaked toml for crates.io crate cobyla 0.3.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate cobyla 0.3.2 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d77af5e94edbaeb2b243f3f3e47e83537a2cabf7a10bb1597348bc0ac21c710
[INFO] running `Command { std: "docker" "start" "-a" "8d77af5e94edbaeb2b243f3f3e47e83537a2cabf7a10bb1597348bc0ac21c710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d77af5e94edbaeb2b243f3f3e47e83537a2cabf7a10bb1597348bc0ac21c710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d77af5e94edbaeb2b243f3f3e47e83537a2cabf7a10bb1597348bc0ac21c710", kill_on_drop: false }`
[INFO] [stdout] 8d77af5e94edbaeb2b243f3f3e47e83537a2cabf7a10bb1597348bc0ac21c710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eb76fba2c2bb03619720a27ef85533e9c4b0013589ddf43d7f102f554fb569f
[INFO] running `Command { std: "docker" "start" "-a" "3eb76fba2c2bb03619720a27ef85533e9c4b0013589ddf43d7f102f554fb569f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling slog-async v2.7.0
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking time v0.3.17
[INFO] [stderr]     Checking slog-term v2.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking slog-json v2.6.1
[INFO] [stderr]     Checking argmin-math v0.3.0
[INFO] [stderr]     Checking argmin v0.8.0
[INFO] [stderr]     Checking cobyla v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     std::mem::forget(f);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^-^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `&mut FunctionCfg<'_, F, G, U>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     std::mem::forget(f);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^-^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `&mut FunctionCfg<'_, F, G, U>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "3eb76fba2c2bb03619720a27ef85533e9c4b0013589ddf43d7f102f554fb569f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb76fba2c2bb03619720a27ef85533e9c4b0013589ddf43d7f102f554fb569f", kill_on_drop: false }`
[INFO] [stdout] 3eb76fba2c2bb03619720a27ef85533e9c4b0013589ddf43d7f102f554fb569f
