[INFO] fetching crate nonvolatile 0.8.3...
[INFO] checking nonvolatile-0.8.3 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate nonvolatile 0.8.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate nonvolatile 0.8.3
[INFO] finished tweaking crates.io crate nonvolatile 0.8.3
[INFO] tweaked toml for crates.io crate nonvolatile 0.8.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nonvolatile 0.8.3 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 49 packages to highest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.3)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated)
[INFO] [stderr]       Adding sysinfo v0.14.15 (available: v0.39.6)
[INFO] [stderr]       Adding whoami v0.5.3 (available: v2.1.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51
[INFO] running `Command { std: "docker" "start" "4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51", 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" "4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51", 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" "4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling zerocopy v0.8.63
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking either v1.19.0
[INFO] [stderr]    Compiling sysinfo v0.14.15
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking generic_error v0.2.0
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]     Checking whoami v0.5.3
[INFO] [stderr]     Checking fs_util v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking nonvolatile v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `GenericError`
[INFO] [stdout]    --> src/lib.rs:484:25
[INFO] [stdout]     |
[INFO] [stdout] 484 |             Err(e) => return Err(e.into())
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 484 -             Err(e) => return Err(e.into())
[INFO] [stdout] 484 +             Err(e) => return Err(e)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 484 -             Err(e) => return Err(e.into())
[INFO] [stdout] 484 +             Err(e) => return Err(<GenericError as Into<_>>::into(e))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `GenericError`
[INFO] [stdout]    --> src/lib.rs:503:9
[INFO] [stdout]     |
[INFO] [stdout] 503 |                 Err(e.into())
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 503 -                 Err(e.into())
[INFO] [stdout] 503 +                 Err(e)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 503 -                 Err(e.into())
[INFO] [stdout] 503 +                 Err(<GenericError as Into<_>>::into(e))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `GenericError`
[INFO] [stdout]    --> src/lib.rs:544:25
[INFO] [stdout]     |
[INFO] [stdout] 544 |             Err(e) => return Err(e.into())
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 544 -             Err(e) => return Err(e.into())
[INFO] [stdout] 544 +             Err(e) => return Err(e)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 544 -             Err(e) => return Err(e.into())
[INFO] [stdout] 544 +             Err(e) => return Err(<GenericError as Into<_>>::into(e))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nonvolatile` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `GenericError`
[INFO] [stdout]    --> src/lib.rs:484:25
[INFO] [stdout]     |
[INFO] [stdout] 484 |             Err(e) => return Err(e.into())
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 484 -             Err(e) => return Err(e.into())
[INFO] [stdout] 484 +             Err(e) => return Err(e)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 484 -             Err(e) => return Err(e.into())
[INFO] [stdout] 484 +             Err(e) => return Err(<GenericError as Into<_>>::into(e))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `GenericError`
[INFO] [stdout]    --> src/lib.rs:503:9
[INFO] [stdout]     |
[INFO] [stdout] 503 |                 Err(e.into())
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 503 -                 Err(e.into())
[INFO] [stdout] 503 +                 Err(e)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 503 -                 Err(e.into())
[INFO] [stdout] 503 +                 Err(<GenericError as Into<_>>::into(e))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `GenericError`
[INFO] [stdout]    --> src/lib.rs:544:25
[INFO] [stdout]     |
[INFO] [stdout] 544 |             Err(e) => return Err(e.into())
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 544 -             Err(e) => return Err(e.into())
[INFO] [stdout] 544 +             Err(e) => return Err(e)
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 544 -             Err(e) => return Err(e.into())
[INFO] [stdout] 544 +             Err(e) => return Err(<GenericError as Into<_>>::into(e))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nonvolatile` (lib test) due to 3 previous errors
[INFO] [stderr] warning: unused dependency `fs_util`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.fs_util]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `fs_util`
[INFO] [stderr] warning: `nonvolatile` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51", kill_on_drop: false }`
[INFO] [stdout] 4371c7197ae8effb2bdbf447ec7dc403246a246c40375e9846d1cfd8f6465b51
