[INFO] fetching crate json_shape 0.5.1...
[INFO] checking json_shape-0.5.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate json_shape 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate json_shape 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate json_shape 0.5.1
[INFO] tweaked toml for crates.io crate json_shape 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate json_shape 0.5.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate json_shape 0.5.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43dc903a29e90ca0e301ef9e6597d77757b296d8ff096bc7d4a075c0c7024adb
[INFO] running `Command { std: "docker" "start" "-a" "43dc903a29e90ca0e301ef9e6597d77757b296d8ff096bc7d4a075c0c7024adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43dc903a29e90ca0e301ef9e6597d77757b296d8ff096bc7d4a075c0c7024adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43dc903a29e90ca0e301ef9e6597d77757b296d8ff096bc7d4a075c0c7024adb", kill_on_drop: false }`
[INFO] [stdout] 43dc903a29e90ca0e301ef9e6597d77757b296d8ff096bc7d4a075c0c7024adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17cb382d413ab56d98270215dabb80be0aa3729bfcc62cad47d590f1a061019f
[INFO] running `Command { std: "docker" "start" "-a" "17cb382d413ab56d98270215dabb80be0aa3729bfcc62cad47d590f1a061019f", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking codespan-reporting v0.12.0
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]     Checking insta v1.43.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling logos-derive v0.15.0
[INFO] [stderr]    Compiling logos v0.15.0
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]    Compiling lelwel v0.8.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling json_shape v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn keys(&self) -> Option<Keys<String, Value>> {
[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] 175 |     pub fn keys(&self) -> Option<Keys<'_, String, Value>> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/json_shape-846b219a0b85e595/out/generated.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn children(&self, node_ref: NodeRef) -> CstChildren {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn children(&self, node_ref: NodeRef) -> CstChildren<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/shape/mod.rs:218:15
[INFO] [stdout]     |
[INFO] [stdout] 218 |     let key = String::from_str(&source[key_span.start + 1..key_span.end - 1]).unwrap_or_default();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json_shape` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/value.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn keys(&self) -> Option<Keys<String, Value>> {
[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] 175 |     pub fn keys(&self) -> Option<Keys<'_, String, Value>> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/json_shape-846b219a0b85e595/out/generated.rs:242:21
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn children(&self, node_ref: NodeRef) -> CstChildren {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn children(&self, node_ref: NodeRef) -> CstChildren<'_> {
[INFO] [stdout]     |                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/shape/mod.rs:218:15
[INFO] [stdout]     |
[INFO] [stdout] 218 |     let key = String::from_str(&source[key_span.start + 1..key_span.end - 1]).unwrap_or_default();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json_shape` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "17cb382d413ab56d98270215dabb80be0aa3729bfcc62cad47d590f1a061019f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17cb382d413ab56d98270215dabb80be0aa3729bfcc62cad47d590f1a061019f", kill_on_drop: false }`
[INFO] [stdout] 17cb382d413ab56d98270215dabb80be0aa3729bfcc62cad47d590f1a061019f
