[INFO] fetching crate synch 0.1.2...
[INFO] testing synch-0.1.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate synch 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate synch 0.1.2
[INFO] finished tweaking crates.io crate synch 0.1.2
[INFO] tweaked toml for crates.io crate synch 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate synch 0.1.2 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 synch 0.1.2 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-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] 1c6cb9e67863cf1e59ce268ae6a7a71a29d20150f6e2abadbcef4037e805b827
[INFO] running `Command { std: "docker" "start" "-a" "1c6cb9e67863cf1e59ce268ae6a7a71a29d20150f6e2abadbcef4037e805b827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c6cb9e67863cf1e59ce268ae6a7a71a29d20150f6e2abadbcef4037e805b827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6cb9e67863cf1e59ce268ae6a7a71a29d20150f6e2abadbcef4037e805b827", kill_on_drop: false }`
[INFO] [stdout] 1c6cb9e67863cf1e59ce268ae6a7a71a29d20150f6e2abadbcef4037e805b827
[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] a3822062727a043886be8f8b0e76d7057c4699e690d52c05ffd852063e1e1b14
[INFO] running `Command { std: "docker" "start" "-a" "a3822062727a043886be8f8b0e76d7057c4699e690d52c05ffd852063e1e1b14", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling woven v0.1.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling fugit v0.3.7
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling synch v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `Command { std: "docker" "inspect" "a3822062727a043886be8f8b0e76d7057c4699e690d52c05ffd852063e1e1b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3822062727a043886be8f8b0e76d7057c4699e690d52c05ffd852063e1e1b14", kill_on_drop: false }`
[INFO] [stdout] a3822062727a043886be8f8b0e76d7057c4699e690d52c05ffd852063e1e1b14
[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] eb1cc0bc4919f8ca3d21030e64eb4a24252371a0d1987eff90d5bfd0520b5190
[INFO] running `Command { std: "docker" "start" "-a" "eb1cc0bc4919f8ca3d21030e64eb4a24252371a0d1987eff90d5bfd0520b5190", kill_on_drop: false }`
[INFO] [stderr]    Compiling synch v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "eb1cc0bc4919f8ca3d21030e64eb4a24252371a0d1987eff90d5bfd0520b5190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb1cc0bc4919f8ca3d21030e64eb4a24252371a0d1987eff90d5bfd0520b5190", kill_on_drop: false }`
[INFO] [stdout] eb1cc0bc4919f8ca3d21030e64eb4a24252371a0d1987eff90d5bfd0520b5190
[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] 2117c05daaa8a376052cac57a7606e898c0492a17d9f80bcfb98acf8741ef533
[INFO] running `Command { std: "docker" "start" "-a" "2117c05daaa8a376052cac57a7606e898c0492a17d9f80bcfb98acf8741ef533", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synch-39121b50043152df)
[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 synch
[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" "2117c05daaa8a376052cac57a7606e898c0492a17d9f80bcfb98acf8741ef533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2117c05daaa8a376052cac57a7606e898c0492a17d9f80bcfb98acf8741ef533", kill_on_drop: false }`
[INFO] [stdout] 2117c05daaa8a376052cac57a7606e898c0492a17d9f80bcfb98acf8741ef533