[INFO] fetching crate serdo 0.1.9...
[INFO] testing serdo-0.1.9 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate serdo 0.1.9 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate serdo 0.1.9
[INFO] finished tweaking crates.io crate serdo 0.1.9
[INFO] tweaked toml for crates.io crate serdo 0.1.9 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serdo 0.1.9 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serdo 0.1.9 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.115
[INFO] [stderr]   Downloaded rusqlite v0.39.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.115
[INFO] [stderr]   Downloaded example v1.1.0
[INFO] [stderr]   Downloaded rsqlite-vfs v0.1.0
[INFO] [stderr]   Downloaded hashlink v0.11.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.115
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.115
[INFO] [stderr]   Downloaded js-sys v0.3.92
[INFO] [stderr]   Downloaded error-stack v0.7.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.37.0
[INFO] [stderr]   Downloaded sqlite-wasm-rs v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92d65dac8695d30d24fa045e1df34d4260f6b8c6f0065c7b5e458b0b727af107
[INFO] running `Command { std: "docker" "start" "-a" "92d65dac8695d30d24fa045e1df34d4260f6b8c6f0065c7b5e458b0b727af107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92d65dac8695d30d24fa045e1df34d4260f6b8c6f0065c7b5e458b0b727af107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d65dac8695d30d24fa045e1df34d4260f6b8c6f0065c7b5e458b0b727af107", kill_on_drop: false }`
[INFO] [stdout] 92d65dac8695d30d24fa045e1df34d4260f6b8c6f0065c7b5e458b0b727af107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdb2c8c4c17eb2d0d3322859724ded365257876dfeffbd9fbf9e4506227ced15
[INFO] running `Command { std: "docker" "start" "-a" "bdb2c8c4c17eb2d0d3322859724ded365257876dfeffbd9fbf9e4506227ced15", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling example v1.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling error-stack v0.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling serdo v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.94s
[INFO] running `Command { std: "docker" "inspect" "bdb2c8c4c17eb2d0d3322859724ded365257876dfeffbd9fbf9e4506227ced15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb2c8c4c17eb2d0d3322859724ded365257876dfeffbd9fbf9e4506227ced15", kill_on_drop: false }`
[INFO] [stdout] bdb2c8c4c17eb2d0d3322859724ded365257876dfeffbd9fbf9e4506227ced15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68b7665e815aa561bc38a143d845c0c463a1abffb20007a82802007bd74dc7d4
[INFO] running `Command { std: "docker" "start" "-a" "68b7665e815aa561bc38a143d845c0c463a1abffb20007a82802007bd74dc7d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling serdo v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stdout] warning: variant `Sub` is never constructed
[INFO] [stdout]     --> src/undo_store.rs:1373:19
[INFO] [stdout]      |
[INFO] [stdout] 1372 |     enum SumCmd {
[INFO] [stdout]      |          ------ variant in this enum
[INFO] [stdout] 1373 |         Add(i32), Sub(i32),
[INFO] [stdout]      |                   ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sub` is never used
[INFO] [stdout]     --> src/undo_store.rs:1406:12
[INFO] [stdout]      |
[INFO] [stdout] 1403 |     trait Model {
[INFO] [stdout]      |           ----- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 1406 |         fn sub(&mut self, to_sub: i32) -> Self::Resp;
[INFO] [stdout]      |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.48s
[INFO] running `Command { std: "docker" "inspect" "68b7665e815aa561bc38a143d845c0c463a1abffb20007a82802007bd74dc7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b7665e815aa561bc38a143d845c0c463a1abffb20007a82802007bd74dc7d4", kill_on_drop: false }`
[INFO] [stdout] 68b7665e815aa561bc38a143d845c0c463a1abffb20007a82802007bd74dc7d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4b5f0715c4c4cdd970f07d46c2a64547c9f9556ec9883d39a3ab1176a5d037e
[INFO] running `Command { std: "docker" "start" "-a" "b4b5f0715c4c4cdd970f07d46c2a64547c9f9556ec9883d39a3ab1176a5d037e", kill_on_drop: false }`
[INFO] [stderr] warning: variant `Sub` is never constructed
[INFO] [stderr]     --> src/undo_store.rs:1373:19
[INFO] [stderr]      |
[INFO] [stderr] 1372 |     enum SumCmd {
[INFO] [stderr]      |          ------ variant in this enum
[INFO] [stderr] 1373 |         Add(i32), Sub(i32),
[INFO] [stderr]      |                   ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `sub` is never used
[INFO] [stderr]     --> src/undo_store.rs:1406:12
[INFO] [stderr]      |
[INFO] [stderr] 1403 |     trait Model {
[INFO] [stderr]      |           ----- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 1406 |         fn sub(&mut self, to_sub: i32) -> Self::Resp;
[INFO] [stderr]      |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serdo` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serdo-6a551a17d693d96c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test cmd::tests::do_action ... ok
[INFO] [stdout] test undo_store::tests::can_undo_in_memory_store ... ok
[INFO] [stdout] test undo_store::tests::can_undo_redo_in_memory_store ... ok
[INFO] [stdout] test undo_store::tests::undo_and_add_cmd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serdo
[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" "b4b5f0715c4c4cdd970f07d46c2a64547c9f9556ec9883d39a3ab1176a5d037e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b5f0715c4c4cdd970f07d46c2a64547c9f9556ec9883d39a3ab1176a5d037e", kill_on_drop: false }`
[INFO] [stdout] b4b5f0715c4c4cdd970f07d46c2a64547c9f9556ec9883d39a3ab1176a5d037e
