[INFO] fetching crate exprs 0.1.1...
[INFO] fixing exprs-0.1.1 against try#5fed607fb5806ae20927e7e9193e3793c411ac20+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817
[INFO] extracting crate exprs 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate exprs 0.1.1
[INFO] finished tweaking crates.io crate exprs 0.1.1
[INFO] tweaked toml for crates.io crate exprs 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate exprs 0.1.1 on toolchain 5fed607fb5806ae20927e7e9193e3793c411ac20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5fed607fb5806ae20927e7e9193e3793c411ac20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate exprs 0.1.1 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" "+5fed607fb5806ae20927e7e9193e3793c411ac20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `exprs` (manifest) generated 1 warning
[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-6-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9
[INFO] running `Command { std: "docker" "start" "37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9", 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" "37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9" "/opt/rustwide/cargo-home/bin/cargo" "+5fed607fb5806ae20927e7e9193e3793c411ac20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9" "/opt/rustwide/cargo-home/bin/cargo" "+5fed607fb5806ae20927e7e9193e3793c411ac20" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `exprs` (manifest) generated 1 warning
[INFO] [stderr]     Checking exprs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr] crater-edition-check: exprs v0.1.1 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr] warning: Cargo.toml: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: `exprs` (manifest) generated 1 warning
[INFO] [stderr]     Checking exprs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lexer.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 /// Need to parse function
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lexer.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 /// Need to parse function
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/token.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             _ => Assoc::NONE,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/token.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             Op::SUM | Op::MUL | Op::SUB | Op::DIV => Assoc::LEFT,
[INFO] [stdout]    |             ------------------------------------- matches some of the same values
[INFO] [stdout] 64 |             Op::EXP | Op::NEG | Op::FAC => Assoc::RIGHT,
[INFO] [stdout]    |             --------------------------- matches some of the same values
[INFO] [stdout] 65 |             _ => Assoc::NONE,
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/token.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |             _ => 0,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/token.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |             Op::NEG => 5,
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 74 |             Op::EXP | Op::FAC => 4,
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 75 |             Op::SUB | Op::SUM => 2,
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 76 |             Op::MUL | Op::DIV => 3,
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 77 |             _ => 0,
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut is_fn = false;
[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: unreachable pattern
[INFO] [stdout]   --> src/token.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             _ => Assoc::NONE,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/token.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |             Op::SUM | Op::MUL | Op::SUB | Op::DIV => Assoc::LEFT,
[INFO] [stdout]    |             ------------------------------------- matches some of the same values
[INFO] [stdout] 64 |             Op::EXP | Op::NEG | Op::FAC => Assoc::RIGHT,
[INFO] [stdout]    |             --------------------------- matches some of the same values
[INFO] [stdout] 65 |             _ => Assoc::NONE,
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/token.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |             _ => 0,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/token.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |             Op::NEG => 5,
[INFO] [stdout]    |             ------- matches some of the same values
[INFO] [stdout] 74 |             Op::EXP | Op::FAC => 4,
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 75 |             Op::SUB | Op::SUM => 2,
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 76 |             Op::MUL | Op::DIV => 3,
[INFO] [stdout]    |             ----------------- matches some of the same values
[INFO] [stdout] 77 |             _ => 0,
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut is_fn = false;
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] [stderr] crater-edition-check all packages now at latest edition
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9", kill_on_drop: false }`
[INFO] [stdout] 37a917ba5427f9ee740ab827191bd3f18546a006635a0b6b8f370c2b9cd8f6d9
