[INFO] fetching crate value-expr 0.1.3...
[INFO] testing value-expr-0.1.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate value-expr 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate value-expr 0.1.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate value-expr 0.1.3
[INFO] tweaked toml for crates.io crate value-expr 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate value-expr 0.1.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate value-expr 0.1.3 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb50104295b1ca30e54a80201e9651d2e788cfe5c6018dc6c2192d05fdfcb76
[INFO] running `Command { std: "docker" "start" "-a" "7eb50104295b1ca30e54a80201e9651d2e788cfe5c6018dc6c2192d05fdfcb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb50104295b1ca30e54a80201e9651d2e788cfe5c6018dc6c2192d05fdfcb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb50104295b1ca30e54a80201e9651d2e788cfe5c6018dc6c2192d05fdfcb76", kill_on_drop: false }`
[INFO] [stdout] 7eb50104295b1ca30e54a80201e9651d2e788cfe5c6018dc6c2192d05fdfcb76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79287b78648e39d79663ef24ec52942ba38b38430d3474015a0272b055221b04
[INFO] running `Command { std: "docker" "start" "-a" "79287b78648e39d79663ef24ec52942ba38b38430d3474015a0272b055221b04", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling value-expr v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `b2i`
[INFO] [stdout]    --> src/valuer.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) use {b2i, i2b};
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "79287b78648e39d79663ef24ec52942ba38b38430d3474015a0272b055221b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79287b78648e39d79663ef24ec52942ba38b38430d3474015a0272b055221b04", kill_on_drop: false }`
[INFO] [stdout] 79287b78648e39d79663ef24ec52942ba38b38430d3474015a0272b055221b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f0ae8c43b6b04a841d2a50f17e43f03c1d89a0ba973acf7bb10b612fad0b881
[INFO] running `Command { std: "docker" "start" "-a" "3f0ae8c43b6b04a841d2a50f17e43f03c1d89a0ba973acf7bb10b612fad0b881", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `b2i`
[INFO] [stdout]    --> src/valuer.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) use {b2i, i2b};
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling value-expr v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `b2i`
[INFO] [stdout]    --> src/valuer.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) use {b2i, i2b};
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "3f0ae8c43b6b04a841d2a50f17e43f03c1d89a0ba973acf7bb10b612fad0b881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0ae8c43b6b04a841d2a50f17e43f03c1d89a0ba973acf7bb10b612fad0b881", kill_on_drop: false }`
[INFO] [stdout] 3f0ae8c43b6b04a841d2a50f17e43f03c1d89a0ba973acf7bb10b612fad0b881
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02a226767be3f114e22e9f35a8895d0e86dd7d1e811694b908d64178b90b11cf
[INFO] running `Command { std: "docker" "start" "-a" "02a226767be3f114e22e9f35a8895d0e86dd7d1e811694b908d64178b90b11cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `b2i`
[INFO] [stderr]    --> src/valuer.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub(crate) use {b2i, i2b};
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `value-expr` (lib) generated 1 warning (run `cargo fix --lib -p value-expr` to apply 1 suggestion)
[INFO] [stderr] warning: `value-expr` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/value_expr-aa7c87091e1f67e7)
[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] [stderr]      Running tests/test_context.rs (/opt/rustwide/target/debug/deps/test_context-ad5ebd3e52197e0c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test demo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests value_expr
[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" "02a226767be3f114e22e9f35a8895d0e86dd7d1e811694b908d64178b90b11cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a226767be3f114e22e9f35a8895d0e86dd7d1e811694b908d64178b90b11cf", kill_on_drop: false }`
[INFO] [stdout] 02a226767be3f114e22e9f35a8895d0e86dd7d1e811694b908d64178b90b11cf