[INFO] fetching crate value-expr 0.1.3...
[INFO] testing value-expr-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate value-expr 0.1.3 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate value-expr 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e06d526a1b166ea451f4356bfcedb992ab1bb285d1535e7ae066c0ad366844df
[INFO] running `Command { std: "docker" "start" "-a" "e06d526a1b166ea451f4356bfcedb992ab1bb285d1535e7ae066c0ad366844df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e06d526a1b166ea451f4356bfcedb992ab1bb285d1535e7ae066c0ad366844df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e06d526a1b166ea451f4356bfcedb992ab1bb285d1535e7ae066c0ad366844df", kill_on_drop: false }`
[INFO] [stdout] e06d526a1b166ea451f4356bfcedb992ab1bb285d1535e7ae066c0ad366844df
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27e4d28c871273a8ebcea1cbbf9c57d6580d28f66a8bf6e85e0af6e1e4bdca07
[INFO] running `Command { std: "docker" "start" "-a" "27e4d28c871273a8ebcea1cbbf9c57d6580d28f66a8bf6e85e0af6e1e4bdca07", 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 4.43s
[INFO] running `Command { std: "docker" "inspect" "27e4d28c871273a8ebcea1cbbf9c57d6580d28f66a8bf6e85e0af6e1e4bdca07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e4d28c871273a8ebcea1cbbf9c57d6580d28f66a8bf6e85e0af6e1e4bdca07", kill_on_drop: false }`
[INFO] [stdout] 27e4d28c871273a8ebcea1cbbf9c57d6580d28f66a8bf6e85e0af6e1e4bdca07
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52ca4f4fcc70273accf753a12fa2b5f847bd7dac04ba1ed818e7f99979e7620a
[INFO] running `Command { std: "docker" "start" "-a" "52ca4f4fcc70273accf753a12fa2b5f847bd7dac04ba1ed818e7f99979e7620a", 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 0.46s
[INFO] running `Command { std: "docker" "inspect" "52ca4f4fcc70273accf753a12fa2b5f847bd7dac04ba1ed818e7f99979e7620a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ca4f4fcc70273accf753a12fa2b5f847bd7dac04ba1ed818e7f99979e7620a", kill_on_drop: false }`
[INFO] [stdout] 52ca4f4fcc70273accf753a12fa2b5f847bd7dac04ba1ed818e7f99979e7620a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2cdcc43a861cb09e62f697212fc64f22edbf0f12009e68852e7da48ec1544012
[INFO] running `Command { std: "docker" "start" "-a" "2cdcc43a861cb09e62f697212fc64f22edbf0f12009e68852e7da48ec1544012", 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 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/value_expr-8ca327528198cc98)
[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-ea82f1c63b48e172)
[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 0.69s
[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" "2cdcc43a861cb09e62f697212fc64f22edbf0f12009e68852e7da48ec1544012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cdcc43a861cb09e62f697212fc64f22edbf0f12009e68852e7da48ec1544012", kill_on_drop: false }`
[INFO] [stdout] 2cdcc43a861cb09e62f697212fc64f22edbf0f12009e68852e7da48ec1544012