[INFO] fetching crate spawn-std-core 0.1.0-alpha.1...
[INFO] testing spawn-std-core-0.1.0-alpha.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate spawn-std-core 0.1.0-alpha.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate spawn-std-core 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate spawn-std-core 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate spawn-std-core 0.1.0-alpha.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spawn-std-core 0.1.0-alpha.1 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 spawn-std-core 0.1.0-alpha.1 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] d54d487c9ba0908dbfd59f41c158c068e43e116a406f56e13457f7ba74e17c5a
[INFO] running `Command { std: "docker" "start" "-a" "d54d487c9ba0908dbfd59f41c158c068e43e116a406f56e13457f7ba74e17c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d54d487c9ba0908dbfd59f41c158c068e43e116a406f56e13457f7ba74e17c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54d487c9ba0908dbfd59f41c158c068e43e116a406f56e13457f7ba74e17c5a", kill_on_drop: false }`
[INFO] [stdout] d54d487c9ba0908dbfd59f41c158c068e43e116a406f56e13457f7ba74e17c5a
[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] 592ddb96e99006709503c8992bf1755da58eb7df941b3fd4b94f223b68469ca4
[INFO] running `Command { std: "docker" "start" "-a" "592ddb96e99006709503c8992bf1755da58eb7df941b3fd4b94f223b68469ca4", kill_on_drop: false }`
[INFO] [stderr]    Compiling spawn-std-core v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "592ddb96e99006709503c8992bf1755da58eb7df941b3fd4b94f223b68469ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "592ddb96e99006709503c8992bf1755da58eb7df941b3fd4b94f223b68469ca4", kill_on_drop: false }`
[INFO] [stdout] 592ddb96e99006709503c8992bf1755da58eb7df941b3fd4b94f223b68469ca4
[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] feef841013bf9b0ea11374b27b176ad932440eb2b44a12b0d86f14a54942221e
[INFO] running `Command { std: "docker" "start" "-a" "feef841013bf9b0ea11374b27b176ad932440eb2b44a12b0d86f14a54942221e", kill_on_drop: false }`
[INFO] [stderr]    Compiling spawn-std-core v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "feef841013bf9b0ea11374b27b176ad932440eb2b44a12b0d86f14a54942221e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feef841013bf9b0ea11374b27b176ad932440eb2b44a12b0d86f14a54942221e", kill_on_drop: false }`
[INFO] [stdout] feef841013bf9b0ea11374b27b176ad932440eb2b44a12b0d86f14a54942221e
[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] f025b9df82e370d0b8da87d67c6031f07337cb98379df3c136c000d98e5f2dfa
[INFO] running `Command { std: "docker" "start" "-a" "f025b9df82e370d0b8da87d67c6031f07337cb98379df3c136c000d98e5f2dfa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spawn_std_core-6f81c427c84b6dc8)
[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 spawn_std_core
[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" "f025b9df82e370d0b8da87d67c6031f07337cb98379df3c136c000d98e5f2dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f025b9df82e370d0b8da87d67c6031f07337cb98379df3c136c000d98e5f2dfa", kill_on_drop: false }`
[INFO] [stdout] f025b9df82e370d0b8da87d67c6031f07337cb98379df3c136c000d98e5f2dfa