[INFO] fetching crate serde-prc 0.1.1...
[INFO] testing serde-prc-0.1.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate serde-prc 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate serde-prc 0.1.1
[INFO] finished tweaking crates.io crate serde-prc 0.1.1
[INFO] tweaked toml for crates.io crate serde-prc 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-prc 0.1.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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 62 packages to latest compatible versions
[INFO] [stderr]       Adding serial_test v2.0.0 (available: v3.2.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diff-struct v0.3.1
[INFO] [stderr]   Downloaded diff_derive v0.1.2
[INFO] [stderr]   Downloaded serial_test v2.0.0
[INFO] [stderr]   Downloaded serial_test_derive v2.0.0
[INFO] [stderr]   Downloaded binrw v0.11.2
[INFO] [stderr]   Downloaded binrw_derive v0.11.2
[INFO] [stderr]   Downloaded hash40 v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a2c5d3dc4866d48314d2fc682d5f324a743bec7bf344e8dd633b53a9d7c8b88
[INFO] running `Command { std: "docker" "start" "-a" "9a2c5d3dc4866d48314d2fc682d5f324a743bec7bf344e8dd633b53a9d7c8b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a2c5d3dc4866d48314d2fc682d5f324a743bec7bf344e8dd633b53a9d7c8b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a2c5d3dc4866d48314d2fc682d5f324a743bec7bf344e8dd633b53a9d7c8b88", kill_on_drop: false }`
[INFO] [stdout] 9a2c5d3dc4866d48314d2fc682d5f324a743bec7bf344e8dd633b53a9d7c8b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99afdbed9018702b05378e6fa46415ff962ca419fd9d200c2739c79af5f4a974
[INFO] running `Command { std: "docker" "start" "-a" "99afdbed9018702b05378e6fa46415ff962ca419fd9d200c2739c79af5f4a974", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling binrw_derive v0.11.2
[INFO] [stderr]    Compiling binrw v0.11.2
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling bimap v0.6.3
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling diff_derive v0.1.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling diff-struct v0.3.1
[INFO] [stderr]    Compiling hash40 v1.3.1
[INFO] [stderr]    Compiling serde-prc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/de.rs:487:13
[INFO] [stdout]     |
[INFO] [stdout] 487 |         let offset = self.reader.stream_position()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.70s
[INFO] running `Command { std: "docker" "inspect" "99afdbed9018702b05378e6fa46415ff962ca419fd9d200c2739c79af5f4a974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99afdbed9018702b05378e6fa46415ff962ca419fd9d200c2739c79af5f4a974", kill_on_drop: false }`
[INFO] [stdout] 99afdbed9018702b05378e6fa46415ff962ca419fd9d200c2739c79af5f4a974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 572c11e59517d3cf1379e4fc087dfb53c1fb3986083425ace5098588704afdb3
[INFO] running `Command { std: "docker" "start" "-a" "572c11e59517d3cf1379e4fc087dfb53c1fb3986083425ace5098588704afdb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test v2.0.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling diff-struct v0.3.1
[INFO] [stderr]    Compiling hash40 v1.3.1
[INFO] [stderr]    Compiling serde-prc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/de.rs:487:13
[INFO] [stdout]     |
[INFO] [stdout] 487 |         let offset = self.reader.stream_position()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/de.rs:487:13
[INFO] [stdout]     |
[INFO] [stdout] 487 |         let offset = self.reader.stream_position()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.09s
[INFO] running `Command { std: "docker" "inspect" "572c11e59517d3cf1379e4fc087dfb53c1fb3986083425ace5098588704afdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "572c11e59517d3cf1379e4fc087dfb53c1fb3986083425ace5098588704afdb3", kill_on_drop: false }`
[INFO] [stdout] 572c11e59517d3cf1379e4fc087dfb53c1fb3986083425ace5098588704afdb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3ef37ddbbb5b2a69be3c6946b3243f25079e6b7c5f6006c2b5ea94e5d3525e0
[INFO] running `Command { std: "docker" "start" "-a" "e3ef37ddbbb5b2a69be3c6946b3243f25079e6b7c5f6006c2b5ea94e5d3525e0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `offset`
[INFO] [stderr]    --> src/de.rs:487:13
[INFO] [stderr]     |
[INFO] [stderr] 487 |         let offset = self.reader.stream_position()?;
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-prc` (lib) generated 1 warning
[INFO] [stderr] warning: `serde-prc` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_prc-7555126be7dd9d4b)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::deserialize_bool ... ok
[INFO] [stdout] test tests::deserialize_f32 ... ok
[INFO] [stdout] test tests::deserialize_i16 ... ok
[INFO] [stdout] test tests::deserialize_i32 ... ok
[INFO] [stdout] test tests::deserialize_i8 ... ok
[INFO] [stdout] test tests::deserialize_list ... ok
[INFO] [stdout] test tests::deserialize_string ... ok
[INFO] [stdout] test tests::deserialize_u8 ... ok
[INFO] [stdout] test tests::hash::deserialize_hash_as_u64 ... ok
[INFO] [stdout] test tests::deserialize_u16 ... ok
[INFO] [stdout] test tests::hash::deserialize_hash_with_labels ... ok
[INFO] [stdout] test tests::hash::deserialize_hash ... ok
[INFO] [stdout] test tests::hash::deserialize_hash_as_str ... ok
[INFO] [stdout] test tests::deserialize_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_prc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3ef37ddbbb5b2a69be3c6946b3243f25079e6b7c5f6006c2b5ea94e5d3525e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ef37ddbbb5b2a69be3c6946b3243f25079e6b7c5f6006c2b5ea94e5d3525e0", kill_on_drop: false }`
[INFO] [stdout] e3ef37ddbbb5b2a69be3c6946b3243f25079e6b7c5f6006c2b5ea94e5d3525e0