[INFO] fetching crate expr-solver 1.0.6...
[INFO] testing expr-solver-1.0.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate expr-solver 1.0.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate expr-solver 1.0.6
[INFO] finished tweaking crates.io crate expr-solver 1.0.6
[INFO] tweaked toml for crates.io crate expr-solver 1.0.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate expr-solver 1.0.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 835fdc006b2aadb56c1a952405aea52bc27c708bd71637fdbbfb8c124cf6c461
[INFO] running `Command { std: "docker" "start" "-a" "835fdc006b2aadb56c1a952405aea52bc27c708bd71637fdbbfb8c124cf6c461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "835fdc006b2aadb56c1a952405aea52bc27c708bd71637fdbbfb8c124cf6c461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "835fdc006b2aadb56c1a952405aea52bc27c708bd71637fdbbfb8c124cf6c461", kill_on_drop: false }`
[INFO] [stdout] 835fdc006b2aadb56c1a952405aea52bc27c708bd71637fdbbfb8c124cf6c461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3968e289804e5d452006728cdd59abef67f5989f7a0530aa91dc14d7c594606b
[INFO] running `Command { std: "docker" "start" "-a" "3968e289804e5d452006728cdd59abef67f5989f7a0530aa91dc14d7c594606b", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling expr-solver v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "3968e289804e5d452006728cdd59abef67f5989f7a0530aa91dc14d7c594606b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3968e289804e5d452006728cdd59abef67f5989f7a0530aa91dc14d7c594606b", kill_on_drop: false }`
[INFO] [stdout] 3968e289804e5d452006728cdd59abef67f5989f7a0530aa91dc14d7c594606b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2e9016be1d3ba32d5e5ccda7e966dbf5f842f7abefd42d26571b3b5635eea1a0
[INFO] running `Command { std: "docker" "start" "-a" "2e9016be1d3ba32d5e5ccda7e966dbf5f842f7abefd42d26571b3b5635eea1a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling expr-solver v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2e9016be1d3ba32d5e5ccda7e966dbf5f842f7abefd42d26571b3b5635eea1a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e9016be1d3ba32d5e5ccda7e966dbf5f842f7abefd42d26571b3b5635eea1a0", kill_on_drop: false }`
[INFO] [stdout] 2e9016be1d3ba32d5e5ccda7e966dbf5f842f7abefd42d26571b3b5635eea1a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e4c327b656db3f831b3cf3f96d602a4ddf7463ce277502a05cefd7fbdc46bb7a
[INFO] running `Command { std: "docker" "start" "-a" "e4c327b656db3f831b3cf3f96d602a4ddf7463ce277502a05cefd7fbdc46bb7a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/expr_solver-7e4050bc552aae62)
[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_interpreter.rs (/opt/rustwide/target/debug/deps/test_interpreter-7622f05cbea934c0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_walking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_lexer.rs (/opt/rustwide/target/debug/deps/test_lexer-1825b1f51db71d96)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test basic_tokenization ... ok
[INFO] [stdout] test error_flag ... ok
[INFO] [stdout] test basic_number_scanning ... 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]      Running tests/test_resolver.rs (/opt/rustwide/target/debug/deps/test_resolver-3b3a3e67665ed004)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_resolution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests expr_solver
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - resolve (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4c327b656db3f831b3cf3f96d602a4ddf7463ce277502a05cefd7fbdc46bb7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c327b656db3f831b3cf3f96d602a4ddf7463ce277502a05cefd7fbdc46bb7a", kill_on_drop: false }`
[INFO] [stdout] e4c327b656db3f831b3cf3f96d602a4ddf7463ce277502a05cefd7fbdc46bb7a