[INFO] crate wdg-base64 0.4.7 is already in cache
[INFO] checking wdg-base64-0.4.7 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate wdg-base64 0.4.7 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate wdg-base64 0.4.7 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wdg-base64 0.4.7
[INFO] finished tweaking crates.io crate wdg-base64 0.4.7
[INFO] tweaked toml for crates.io crate wdg-base64 0.4.7 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b1157cd7e7391b2fa8bbe4da6c5044db55c39df2f08d61e43ebe55d3db7ef09
[INFO] running `"docker" "start" "-a" "6b1157cd7e7391b2fa8bbe4da6c5044db55c39df2f08d61e43ebe55d3db7ef09"`
[INFO] [stderr]     Checking wdg-base64 v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u8_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u8_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u16_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u16_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u32_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u32_b64.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u64_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u64_b64.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i8_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i8_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i16_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i16_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i32_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i32_b64.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i64_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i64_b64.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/string_b64.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/string_b64.rs:63:17
[INFO] [stderr]    |
[INFO] [stderr] 63 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/./include/string_b64.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/./include/string_b64.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u8_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u8_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u16_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u16_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u32_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u32_b64.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/u64_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/u64_b64.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i8_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i8_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i16_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i16_b64.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i32_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i32_b64.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/./include/i64_b64.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]   |                 ----^^^^^^
[INFO] [stderr]   |                 |
[INFO] [stderr]   |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/i64_b64.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/string_b64.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/./include/string_b64.rs:63:17
[INFO] [stderr]    |
[INFO] [stderr] 63 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]    |                 ----^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/./include/string_b64.rs:117:17
[INFO] [stderr]     |
[INFO] [stderr] 117 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/./include/string_b64.rs:172:17
[INFO] [stderr]     |
[INFO] [stderr] 172 |             let mut vector=&mut string.as_mut_vec();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for i8
[INFO] [stderr]   --> tests/i8_b64/./data.rs:10:6
[INFO] [stderr]    |
[INFO] [stderr] 10 |     (0b10000000,&"gA=="),
[INFO] [stderr]    |      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(overflowing_literals)]` on by default
[INFO] [stderr]    = note: the literal `0b10000000` (decimal `128`) does not fit into the type `i8` and will become `-128i8`
[INFO] [stderr]    = help: consider using `u8` instead
[INFO] [stderr] 
[INFO] [stderr] error: literal out of range for i8
[INFO] [stderr]   --> tests/i8_b64/./data.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 |     (0b11111111,&"/w==")
[INFO] [stderr]    |      ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the literal `0b11111111` (decimal `255`) does not fit into the type `i8` and will become `-1i8`
[INFO] [stderr]    = help: consider using `u8` instead
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `wdg-base64`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6b1157cd7e7391b2fa8bbe4da6c5044db55c39df2f08d61e43ebe55d3db7ef09"`
[INFO] running `"docker" "rm" "-f" "6b1157cd7e7391b2fa8bbe4da6c5044db55c39df2f08d61e43ebe55d3db7ef09"`
[INFO] [stdout] 6b1157cd7e7391b2fa8bbe4da6c5044db55c39df2f08d61e43ebe55d3db7ef09
