[INFO] fetching crate pychan 0.2.0...
[INFO] testing pychan-0.2.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate pychan 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pychan 0.2.0
[INFO] finished tweaking crates.io crate pychan 0.2.0
[INFO] tweaked toml for crates.io crate pychan 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pychan 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.22.6 (available: v0.26.0)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c6578bb9108fb4d80ec9b24139b5a7b6c6a25340a2dbe1c99c98552f1596fd9d
[INFO] running `Command { std: "docker" "start" "-a" "c6578bb9108fb4d80ec9b24139b5a7b6c6a25340a2dbe1c99c98552f1596fd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6578bb9108fb4d80ec9b24139b5a7b6c6a25340a2dbe1c99c98552f1596fd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6578bb9108fb4d80ec9b24139b5a7b6c6a25340a2dbe1c99c98552f1596fd9d", kill_on_drop: false }`
[INFO] [stdout] c6578bb9108fb4d80ec9b24139b5a7b6c6a25340a2dbe1c99c98552f1596fd9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4e039698bff154b7b5d7b3c6b5c6e2021445757fa05d891d498bb36dc2d38a29
[INFO] running `Command { std: "docker" "start" "-a" "4e039698bff154b7b5d7b3c6b5c6e2021445757fa05d891d498bb36dc2d38a29", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling pyo3-build-config v0.22.6
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling pyo3-ffi v0.22.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.22.6
[INFO] [stderr]    Compiling pyo3 v0.22.6
[INFO] [stderr]    Compiling pyo3-macros v0.22.6
[INFO] [stderr]    Compiling pychan v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.01s
[INFO] running `Command { std: "docker" "inspect" "4e039698bff154b7b5d7b3c6b5c6e2021445757fa05d891d498bb36dc2d38a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e039698bff154b7b5d7b3c6b5c6e2021445757fa05d891d498bb36dc2d38a29", kill_on_drop: false }`
[INFO] [stdout] 4e039698bff154b7b5d7b3c6b5c6e2021445757fa05d891d498bb36dc2d38a29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f83efcd81224d3ca203448f452fc7780a155883984dc41b28ecae6f77f9b0db9
[INFO] running `Command { std: "docker" "start" "-a" "f83efcd81224d3ca203448f452fc7780a155883984dc41b28ecae6f77f9b0db9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pychan v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "f83efcd81224d3ca203448f452fc7780a155883984dc41b28ecae6f77f9b0db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83efcd81224d3ca203448f452fc7780a155883984dc41b28ecae6f77f9b0db9", kill_on_drop: false }`
[INFO] [stdout] f83efcd81224d3ca203448f452fc7780a155883984dc41b28ecae6f77f9b0db9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1abbdb6b6e4be49a7b3816790434b34b07c6d2931cc242a6f79baddf75c056eb
[INFO] running `Command { std: "docker" "start" "-a" "1abbdb6b6e4be49a7b3816790434b34b07c6d2931cc242a6f79baddf75c056eb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pychan-68c1803d30bc1b2e)
[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]    Doc-tests pychan
[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" "1abbdb6b6e4be49a7b3816790434b34b07c6d2931cc242a6f79baddf75c056eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abbdb6b6e4be49a7b3816790434b34b07c6d2931cc242a6f79baddf75c056eb", kill_on_drop: false }`
[INFO] [stdout] 1abbdb6b6e4be49a7b3816790434b34b07c6d2931cc242a6f79baddf75c056eb