[INFO] cloning repository https://github.com/ray33ee/STFSproof
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ray33ee/STFSproof" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FSTFSproof", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FSTFSproof'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d80ec14c33a7e01d7617648f2d123bcfacc4b567
[INFO] checking ray33ee/STFSproof against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray33ee%2FSTFSproof" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ray33ee/STFSproof
[INFO] finished tweaking git repo https://github.com/ray33ee/STFSproof
[INFO] tweaked toml for git repo https://github.com/ray33ee/STFSproof written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ray33ee/STFSproof on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ray33ee/STFSproof 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" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.126
[INFO] [stderr]   Downloaded memmap2 v0.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032
[INFO] running `Command { std: "docker" "start" "314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking memmap2 v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking STFSproof v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:270:39
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn edit_table<S: Read + Write + Seek>(mut stream: S, read_shift: Option<bool>, write_shift: Option<bool>, accesses_per_shift: Optio...
[INFO] [stdout]     |                                       ----^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:270:39
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn edit_table<S: Read + Write + Seek>(mut stream: S, read_shift: Option<bool>, write_shift: Option<bool>, accesses_per_shift: Optio...
[INFO] [stdout]     |                                       ----^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `edit_table` is never used
[INFO] [stdout]    --> src/main.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn edit_table<S: Read + Write + Seek>(mut stream: S, read_shift: Option<bool>, write_shift: Option<bool>, accesses_per_shift: Optio...
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:291:22
[INFO] [stdout]     |
[INFO] [stdout] 291 |     create(media_path.borrow(), 512 * 10000).unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |         .open(media_path.borrow()).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `edit_table` is never used
[INFO] [stdout]    --> src/main.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn edit_table<S: Read + Write + Seek>(mut stream: S, read_shift: Option<bool>, write_shift: Option<bool>, accesses_per_shift: Optio...
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:291:22
[INFO] [stdout]     |
[INFO] [stdout] 291 |     create(media_path.borrow(), 512 * 10000).unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:296:25
[INFO] [stdout]     |
[INFO] [stdout] 296 |         .open(media_path.borrow()).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Borrow`, so calling `borrow` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `memmap2`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | memmap2 = "0.3.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `memmap2`
[INFO] [stderr] warning: `STFSproof` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032", kill_on_drop: false }`
[INFO] [stdout] 314fd5dba2ba7352b11e83b6fa2f8c68f248ae27b3a50475a21195357c2c1032
