[INFO] fetching crate thurgood 0.2.1...
[INFO] testing thurgood-0.2.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate thurgood 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate thurgood 0.2.1
[INFO] finished tweaking crates.io crate thurgood 0.2.1
[INFO] tweaked toml for crates.io crate thurgood 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate thurgood 0.2.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.13.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30a0b04e47fc5f4543c2ebc6f9bc21103d5c8d1c4b6515969289aaa5c9a2091c
[INFO] running `Command { std: "docker" "start" "-a" "30a0b04e47fc5f4543c2ebc6f9bc21103d5c8d1c4b6515969289aaa5c9a2091c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30a0b04e47fc5f4543c2ebc6f9bc21103d5c8d1c4b6515969289aaa5c9a2091c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30a0b04e47fc5f4543c2ebc6f9bc21103d5c8d1c4b6515969289aaa5c9a2091c", kill_on_drop: false }`
[INFO] [stdout] 30a0b04e47fc5f4543c2ebc6f9bc21103d5c8d1c4b6515969289aaa5c9a2091c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d1e0a26550b8e911e2d54e45aa71c2a1b52b04368a6788a786bde6b19b2f672
[INFO] running `Command { std: "docker" "start" "-a" "0d1e0a26550b8e911e2d54e45aa71c2a1b52b04368a6788a786bde6b19b2f672", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thurgood v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `JsonMapExt` is never used
[INFO] [stdout]  --> src/rc/../inner/helper.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait JsonMapExt {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `JsonMapExt` is never used
[INFO] [stdout]  --> src/arc/../inner/helper.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait JsonMapExt {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "0d1e0a26550b8e911e2d54e45aa71c2a1b52b04368a6788a786bde6b19b2f672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1e0a26550b8e911e2d54e45aa71c2a1b52b04368a6788a786bde6b19b2f672", kill_on_drop: false }`
[INFO] [stdout] 0d1e0a26550b8e911e2d54e45aa71c2a1b52b04368a6788a786bde6b19b2f672
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e712a8bdbb186d4c353129c73594eebfc913e08c25c59461196895fa79f3953
[INFO] running `Command { std: "docker" "start" "-a" "0e712a8bdbb186d4c353129c73594eebfc913e08c25c59461196895fa79f3953", kill_on_drop: false }`
[INFO] [stdout] warning: trait `JsonMapExt` is never used
[INFO] [stdout]  --> src/rc/../inner/helper.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait JsonMapExt {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thurgood v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `JsonMapExt` is never used
[INFO] [stdout]  --> src/arc/../inner/helper.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait JsonMapExt {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `JsonMapExt` is never used
[INFO] [stdout]  --> src/rc/../inner/helper.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait JsonMapExt {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `JsonMapExt` is never used
[INFO] [stdout]  --> src/arc/../inner/helper.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub trait JsonMapExt {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "0e712a8bdbb186d4c353129c73594eebfc913e08c25c59461196895fa79f3953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e712a8bdbb186d4c353129c73594eebfc913e08c25c59461196895fa79f3953", kill_on_drop: false }`
[INFO] [stdout] 0e712a8bdbb186d4c353129c73594eebfc913e08c25c59461196895fa79f3953
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fc6bf58498f53d017e31abaefe768994e3fe5b1fa8ebd4132723dfa524de65e
[INFO] running `Command { std: "docker" "start" "-a" "2fc6bf58498f53d017e31abaefe768994e3fe5b1fa8ebd4132723dfa524de65e", kill_on_drop: false }`
[INFO] [stderr] warning: trait `JsonMapExt` is never used
[INFO] [stderr]  --> src/rc/../inner/helper.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub trait JsonMapExt {
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `JsonMapExt` is never used
[INFO] [stderr]  --> src/arc/../inner/helper.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub trait JsonMapExt {
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `thurgood` (lib) generated 2 warnings
[INFO] [stderr] warning: `thurgood` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thurgood-ddcbc4b80a213c85)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::class_and_int ... ok
[INFO] [stdout] test tests::modules ... ok
[INFO] [stdout] test tests::object_ref_count_1 ... ok
[INFO] [stdout] test tests::read_extended ... ok
[INFO] [stdout] test tests::object_ref_count_2 ... ok
[INFO] [stdout] test tests::float_types ... ok
[INFO] [stdout] test tests::array_string_hash ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thurgood
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2fc6bf58498f53d017e31abaefe768994e3fe5b1fa8ebd4132723dfa524de65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc6bf58498f53d017e31abaefe768994e3fe5b1fa8ebd4132723dfa524de65e", kill_on_drop: false }`
[INFO] [stdout] 2fc6bf58498f53d017e31abaefe768994e3fe5b1fa8ebd4132723dfa524de65e
