[INFO] fetching crate forangex 0.4.3...
[INFO] checking forangex-0.4.3 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate forangex 0.4.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate forangex 0.4.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate forangex 0.4.3
[INFO] tweaked toml for crates.io crate forangex 0.4.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate forangex 0.4.3 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate forangex 0.4.3 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d471270f30a7bd0038f48ee54ef557c454997ab8bf37dad6fa44522541afb17
[INFO] running `Command { std: "docker" "start" "-a" "8d471270f30a7bd0038f48ee54ef557c454997ab8bf37dad6fa44522541afb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d471270f30a7bd0038f48ee54ef557c454997ab8bf37dad6fa44522541afb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d471270f30a7bd0038f48ee54ef557c454997ab8bf37dad6fa44522541afb17", kill_on_drop: false }`
[INFO] [stdout] 8d471270f30a7bd0038f48ee54ef557c454997ab8bf37dad6fa44522541afb17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95dda5e67afcc983765be873b0cd1c9efbb66cece410add0f805ad33a346be48
[INFO] running `Command { std: "docker" "start" "-a" "95dda5e67afcc983765be873b0cd1c9efbb66cece410add0f805ad33a346be48", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking forangex v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:193:18
[INFO] [stdout]     |
[INFO] [stdout] 193 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u8::cast_signed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:197:18
[INFO] [stdout]     |
[INFO] [stdout] 197 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i8::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:286:18
[INFO] [stdout]     |
[INFO] [stdout] 286 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u16::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:289:18
[INFO] [stdout]     |
[INFO] [stdout] 289 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i16::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:378:18
[INFO] [stdout]     |
[INFO] [stdout] 378 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u32::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:381:18
[INFO] [stdout]     |
[INFO] [stdout] 381 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i32::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:470:18
[INFO] [stdout]     |
[INFO] [stdout] 470 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:473:18
[INFO] [stdout]     |
[INFO] [stdout] 473 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:562:18
[INFO] [stdout]     |
[INFO] [stdout] 562 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u128::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:565:18
[INFO] [stdout]     |
[INFO] [stdout] 565 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i128::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:569:18
[INFO] [stdout]     |
[INFO] [stdout] 569 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u128::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:572:18
[INFO] [stdout]     |
[INFO] [stdout] 572 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i128::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:620:18
[INFO] [stdout]     |
[INFO] [stdout] 620 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `usize::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:623:18
[INFO] [stdout]     |
[INFO] [stdout] 623 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `isize::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:627:18
[INFO] [stdout]     |
[INFO] [stdout] 627 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `usize::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:630:18
[INFO] [stdout]     |
[INFO] [stdout] 630 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `isize::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:193:18
[INFO] [stdout]     |
[INFO] [stdout] 193 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u8::cast_signed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:197:18
[INFO] [stdout]     |
[INFO] [stdout] 197 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i8::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:286:18
[INFO] [stdout]     |
[INFO] [stdout] 286 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u16::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:289:18
[INFO] [stdout]     |
[INFO] [stdout] 289 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i16::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:378:18
[INFO] [stdout]     |
[INFO] [stdout] 378 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u32::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:381:18
[INFO] [stdout]     |
[INFO] [stdout] 381 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i32::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:470:18
[INFO] [stdout]     |
[INFO] [stdout] 470 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:473:18
[INFO] [stdout]     |
[INFO] [stdout] 473 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i64::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:562:18
[INFO] [stdout]     |
[INFO] [stdout] 562 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u128::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:565:18
[INFO] [stdout]     |
[INFO] [stdout] 565 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i128::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:569:18
[INFO] [stdout]     |
[INFO] [stdout] 569 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `u128::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:572:18
[INFO] [stdout]     |
[INFO] [stdout] 572 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `i128::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:620:18
[INFO] [stdout]     |
[INFO] [stdout] 620 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `usize::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:623:18
[INFO] [stdout]     |
[INFO] [stdout] 623 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `isize::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:627:18
[INFO] [stdout]     |
[INFO] [stdout] 627 |         unsafe { mem::transmute(self) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `usize::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/basic_range.rs:630:18
[INFO] [stdout]     |
[INFO] [stdout] 630 |         unsafe { mem::transmute(step) }
[INFO] [stdout]     |                  --------------^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: replace this with: `isize::cast_unsigned`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "95dda5e67afcc983765be873b0cd1c9efbb66cece410add0f805ad33a346be48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95dda5e67afcc983765be873b0cd1c9efbb66cece410add0f805ad33a346be48", kill_on_drop: false }`
[INFO] [stdout] 95dda5e67afcc983765be873b0cd1c9efbb66cece410add0f805ad33a346be48