[INFO] fetching crate spectral 0.6.0...
[INFO] fixing spectral-0.6.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate spectral 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate spectral 0.6.0
[INFO] finished tweaking crates.io crate spectral 0.6.0
[INFO] tweaked toml for crates.io crate spectral 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spectral 0.6.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.1.43 (available: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `spectral` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2
[INFO] running `Command { std: "docker" "start" "7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2", 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" "7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2", 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" "7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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 2015 edition to 2018
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `spectral` (manifest) generated 1 warning
[INFO] [stderr]     Checking spectral v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2015 edition to 2018
[INFO] [stderr]        Fixed src/lib.rs (1 fix)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] [stderr] crater-edition-check: spectral v0.6.0 (/opt/rustwide/workdir) updating edition from 2015 to 2018
[INFO] [stderr]     Checking spectral v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut assertion = self;
[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/lib.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut assertion = self;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:266:31
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |           panic!(format!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}",
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 344 | |                        description,
[INFO] [stdout] 345 | |                        subject_name,
[INFO] [stdout] 346 | |                        TERM_RED,
[INFO] [stdout] ...   |
[INFO] [stdout] 349 | |                        TERM_RESET,
[INFO] [stdout] 350 | |                        location))
[INFO] [stdout]     | |________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 343 ~         panic!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}",
[INFO] [stdout] 344 |                        description,
[INFO] [stdout] ...
[INFO] [stdout] 349 |                        TERM_RESET,
[INFO] [stdout] 350 ~                        location)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:360:16
[INFO] [stdout]     |
[INFO] [stdout] 360 |           panic!(format!("{}{}\n\t{}{}{}\n{}",
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 361 | |                        description,
[INFO] [stdout] 362 | |                        subject_name,
[INFO] [stdout] 363 | |                        TERM_RED,
[INFO] [stdout] 364 | |                        message,
[INFO] [stdout] 365 | |                        TERM_RESET,
[INFO] [stdout] 366 | |                        location))
[INFO] [stdout]     | |________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 360 ~         panic!("{}{}\n\t{}{}{}\n{}",
[INFO] [stdout] 361 |                        description,
[INFO] [stdout] ...
[INFO] [stdout] 365 |                        TERM_RESET,
[INFO] [stdout] 366 ~                        location)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut assertion = self;
[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/lib.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut assertion = self;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:266:31
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:343:16
[INFO] [stdout]     |
[INFO] [stdout] 343 |           panic!(format!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}",
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 344 | |                        description,
[INFO] [stdout] 345 | |                        subject_name,
[INFO] [stdout] 346 | |                        TERM_RED,
[INFO] [stdout] ...   |
[INFO] [stdout] 349 | |                        TERM_RESET,
[INFO] [stdout] 350 | |                        location))
[INFO] [stdout]     | |________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 343 ~         panic!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}",
[INFO] [stdout] 344 |                        description,
[INFO] [stdout] ...
[INFO] [stdout] 349 |                        TERM_RESET,
[INFO] [stdout] 350 ~                        location)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:360:16
[INFO] [stdout]     |
[INFO] [stdout] 360 |           panic!(format!("{}{}\n\t{}{}{}\n{}",
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 361 | |                        description,
[INFO] [stdout] 362 | |                        subject_name,
[INFO] [stdout] 363 | |                        TERM_RED,
[INFO] [stdout] 364 | |                        message,
[INFO] [stdout] 365 | |                        TERM_RESET,
[INFO] [stdout] 366 | |                        location))
[INFO] [stdout]     | |________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 360 ~         panic!("{}{}\n\t{}{}{}\n{}",
[INFO] [stdout] 361 |                        description,
[INFO] [stdout] ...
[INFO] [stdout] 365 |                        TERM_RESET,
[INFO] [stdout] 366 ~                        location)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2015 edition to 2018
[INFO] [stderr]     Checking spectral v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/lib.rs (2 fixes)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.01s
[INFO] [stderr] crater-edition-check: spectral v0.6.0 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]     Checking spectral v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut assertion = self;
[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/lib.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut assertion = self;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:266:31
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut assertion = self;
[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/lib.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut assertion = self;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:266:31
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.77s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2015 edition to 2018
[INFO] [stderr]     Checking spectral v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/lib.rs (2 fixes)
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/lib.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |             assert_that(&$subject).at_location(format!("{}:{}", file, line))
[INFO] [stdout]     |                         ^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout] ...
[INFO] [stdout] 529 |         assert_that!(line.get_delta_x()).is_equal_to(2);
[INFO] [stdout]     |         -------------------------------- ----------- borrow later used by call
[INFO] [stdout]     |         |
[INFO] [stdout]     |         in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout]     = note: this warning originates in the macro `assert_that` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/lib.rs:187:25
[INFO] [stdout]     |
[INFO] [stdout] 187 |             assert_that(&$subject).at_location(format!("{}:{}", file, line))
[INFO] [stdout]     |                         ^^^^^^^^^ this temporary value will be dropped at the end of the block
[INFO] [stdout] ...
[INFO] [stdout] 530 |         assert_that!(&line.get_delta_x()).is_equal_to(2);
[INFO] [stdout]     |         --------------------------------- ----------- borrow later used by call
[INFO] [stdout]     |         |
[INFO] [stdout]     |         in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: this warning originates in the macro `assert_that` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] [stderr] crater-edition-check: spectral v0.6.0 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]     Checking spectral v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut assertion = self;
[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/lib.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut assertion = self;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:266:31
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn asserting(description: &str) -> SpecDescription<'_> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut assertion = self;
[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/lib.rs:326:13
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut assertion = self;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/lib.rs:529:22
[INFO] [stdout]     |
[INFO] [stdout] 197 |             assert_that(&$subject).at_location(format!("{}:{}", file, line))
[INFO] [stdout]     |                                                                            - temporary value is freed at the end of this statement
[INFO] [stdout] ...
[INFO] [stdout] 529 |         assert_that!(line.get_delta_x()).is_equal_to(2);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^  ----------- borrow later used by call
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      creates a temporary value which is freed while still in use
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/lib.rs:530:23
[INFO] [stdout]     |
[INFO] [stdout] 187 |             assert_that(&$subject).at_location(format!("{}:{}", file, line))
[INFO] [stdout]     |                                                                            - temporary value is freed at the end of this statement
[INFO] [stdout] ...
[INFO] [stdout] 530 |         assert_that!(&line.get_delta_x()).is_equal_to(2);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^  ----------- borrow later used by call
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       creates a temporary value which is freed while still in use
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using a `let` binding to create a longer lived value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spectral` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2", kill_on_drop: false }`
[INFO] [stdout] 7cff23c511c7e43b50ef200ca64eaa3f4d50ce4cd33ba65c42302d343a9775c2
