[INFO] fetching crate compiler_builtins 0.1.156...
[INFO] checking compiler_builtins-0.1.156 against try#1d0e7c032bf9b905a3165592072b5cc63c491d50 for pr-133502-5
[INFO] extracting crate compiler_builtins 0.1.156 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate compiler_builtins 0.1.156 on toolchain 1d0e7c032bf9b905a3165592072b5cc63c491d50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1d0e7c032bf9b905a3165592072b5cc63c491d50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compiler_builtins 0.1.156
[INFO] finished tweaking crates.io crate compiler_builtins 0.1.156
[INFO] tweaked toml for crates.io crate compiler_builtins 0.1.156 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate compiler_builtins 0.1.156 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" "+1d0e7c032bf9b905a3165592072b5cc63c491d50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1d0e7c032bf9b905a3165592072b5cc63c491d50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce40393921a8b1c1c380d43232d9a3683875d7f406e9b67593faca2e39e64173
[INFO] running `Command { std: "docker" "start" "-a" "ce40393921a8b1c1c380d43232d9a3683875d7f406e9b67593faca2e39e64173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce40393921a8b1c1c380d43232d9a3683875d7f406e9b67593faca2e39e64173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce40393921a8b1c1c380d43232d9a3683875d7f406e9b67593faca2e39e64173", kill_on_drop: false }`
[INFO] [stdout] ce40393921a8b1c1c380d43232d9a3683875d7f406e9b67593faca2e39e64173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1d0e7c032bf9b905a3165592072b5cc63c491d50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f2357c1a387695c28240ce2b2b02a912ec9a41326e63740a136613782d5194b
[INFO] running `Command { std: "docker" "start" "-a" "0f2357c1a387695c28240ce2b2b02a912ec9a41326e63740a136613782d5194b", kill_on_drop: false }`
[INFO] [stderr]    Compiling compiler_builtins v0.1.156 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:361:14
[INFO] [stdout]     |
[INFO] [stdout] 361 |     unsafe { mem::transmute::<u64, f64>(bits) }
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace this with: `f64::from_bits(bits)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:349:14
[INFO] [stdout]     |
[INFO] [stdout] 349 |     unsafe { mem::transmute::<u32, f32>(bits) }
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace this with: `f32::from_bits(bits)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:355:14
[INFO] [stdout]     |
[INFO] [stdout] 355 |     unsafe { mem::transmute::<f32, u32>(x) }
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace this with: `f32::to_bits(x)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/math/libm_math/support/float_traits.rs:367:14
[INFO] [stdout]     |
[INFO] [stdout] 367 |     unsafe { mem::transmute::<f64, u64>(x) }
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace this with: `f64::to_bits(x)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "0f2357c1a387695c28240ce2b2b02a912ec9a41326e63740a136613782d5194b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2357c1a387695c28240ce2b2b02a912ec9a41326e63740a136613782d5194b", kill_on_drop: false }`
[INFO] [stdout] 0f2357c1a387695c28240ce2b2b02a912ec9a41326e63740a136613782d5194b