[INFO] fetching crate symexpr 0.3.0...
[INFO] testing symexpr-0.3.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate symexpr 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate symexpr 0.3.0
[INFO] finished tweaking crates.io crate symexpr 0.3.0
[INFO] tweaked toml for crates.io crate symexpr 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate symexpr 0.3.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate symexpr 0.3.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be5d9e860db78a8d0c717203db92686e28dbc28483611d0938b7cb612576da95
[INFO] running `Command { std: "docker" "start" "-a" "be5d9e860db78a8d0c717203db92686e28dbc28483611d0938b7cb612576da95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be5d9e860db78a8d0c717203db92686e28dbc28483611d0938b7cb612576da95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5d9e860db78a8d0c717203db92686e28dbc28483611d0938b7cb612576da95", kill_on_drop: false }`
[INFO] [stdout] be5d9e860db78a8d0c717203db92686e28dbc28483611d0938b7cb612576da95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b68b1f6ee06631f288d0de4c815b333616720a64f59bcdb8f09928e0d4382729
[INFO] running `Command { std: "docker" "start" "-a" "b68b1f6ee06631f288d0de4c815b333616720a64f59bcdb8f09928e0d4382729", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling symbol_table v0.4.0
[INFO] [stderr]    Compiling symexpr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `Command { std: "docker" "inspect" "b68b1f6ee06631f288d0de4c815b333616720a64f59bcdb8f09928e0d4382729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68b1f6ee06631f288d0de4c815b333616720a64f59bcdb8f09928e0d4382729", kill_on_drop: false }`
[INFO] [stdout] b68b1f6ee06631f288d0de4c815b333616720a64f59bcdb8f09928e0d4382729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16ee28f1c343adf5f9e1263a2fe27403e2675eac2a40c7cf0db01a2b5ad80cc4
[INFO] running `Command { std: "docker" "start" "-a" "16ee28f1c343adf5f9e1263a2fe27403e2675eac2a40c7cf0db01a2b5ad80cc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling symexpr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "16ee28f1c343adf5f9e1263a2fe27403e2675eac2a40c7cf0db01a2b5ad80cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ee28f1c343adf5f9e1263a2fe27403e2675eac2a40c7cf0db01a2b5ad80cc4", kill_on_drop: false }`
[INFO] [stdout] 16ee28f1c343adf5f9e1263a2fe27403e2675eac2a40c7cf0db01a2b5ad80cc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b599ba82ee1dd5e0ac4b94b7b9be67f1636a7c3ff33df7245ff3cac8ffc077a1
[INFO] running `Command { std: "docker" "start" "-a" "b599ba82ee1dd5e0ac4b94b7b9be67f1636a7c3ff33df7245ff3cac8ffc077a1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/symexpr-bb135b6b7ed0aedb)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests symexpr
[INFO] [stdout] test tests::test_basic ... 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] [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" "b599ba82ee1dd5e0ac4b94b7b9be67f1636a7c3ff33df7245ff3cac8ffc077a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b599ba82ee1dd5e0ac4b94b7b9be67f1636a7c3ff33df7245ff3cac8ffc077a1", kill_on_drop: false }`
[INFO] [stdout] b599ba82ee1dd5e0ac4b94b7b9be67f1636a7c3ff33df7245ff3cac8ffc077a1