[INFO] fetching crate yz-server-executor 0.3.1...
[INFO] testing yz-server-executor-0.3.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate yz-server-executor 0.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate yz-server-executor 0.3.1
[INFO] finished tweaking crates.io crate yz-server-executor 0.3.1
[INFO] tweaked toml for crates.io crate yz-server-executor 0.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yz-server-executor 0.3.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.17.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.16
[INFO] [stderr]   Downloaded fastrand v2.3.0
[INFO] [stderr]   Downloaded event-listener v5.4.1
[INFO] [stderr]   Downloaded slab v0.4.11
[INFO] [stderr]   Downloaded async-task v4.7.1
[INFO] [stderr]   Downloaded async-executor v1.13.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.21
[INFO] [stderr]   Downloaded concurrent-queue v2.5.0
[INFO] [stderr]   Downloaded futures-lite v2.6.1
[INFO] [stderr]   Downloaded hermit-abi v0.5.2
[INFO] [stderr]   Downloaded futures-core v0.3.31
[INFO] [stderr]   Downloaded futures-io v0.3.31
[INFO] [stderr]   Downloaded parking v2.2.1
[INFO] [stderr]   Downloaded libc v0.2.177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd3544716b7e040e1d570ab3ea5b73a8a618480d01e5c423b0ab5083444d7e40
[INFO] running `Command { std: "docker" "start" "-a" "fd3544716b7e040e1d570ab3ea5b73a8a618480d01e5c423b0ab5083444d7e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd3544716b7e040e1d570ab3ea5b73a8a618480d01e5c423b0ab5083444d7e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd3544716b7e040e1d570ab3ea5b73a8a618480d01e5c423b0ab5083444d7e40", kill_on_drop: false }`
[INFO] [stdout] fd3544716b7e040e1d570ab3ea5b73a8a618480d01e5c423b0ab5083444d7e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f13e2c291df27dea9fe411f3272d2d3a0099876d4b52d8d8bcbe28f7db38dcf9
[INFO] running `Command { std: "docker" "start" "-a" "f13e2c291df27dea9fe411f3272d2d3a0099876d4b52d8d8bcbe28f7db38dcf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling yz-server-executor v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "f13e2c291df27dea9fe411f3272d2d3a0099876d4b52d8d8bcbe28f7db38dcf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13e2c291df27dea9fe411f3272d2d3a0099876d4b52d8d8bcbe28f7db38dcf9", kill_on_drop: false }`
[INFO] [stdout] f13e2c291df27dea9fe411f3272d2d3a0099876d4b52d8d8bcbe28f7db38dcf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2516e2f23b91e74cdcf13e0b2cce2bbf5cd2e5076e196d3a3c60c17456cf6a1
[INFO] running `Command { std: "docker" "start" "-a" "a2516e2f23b91e74cdcf13e0b2cce2bbf5cd2e5076e196d3a3c60c17456cf6a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling yz-server-executor v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "a2516e2f23b91e74cdcf13e0b2cce2bbf5cd2e5076e196d3a3c60c17456cf6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2516e2f23b91e74cdcf13e0b2cce2bbf5cd2e5076e196d3a3c60c17456cf6a1", kill_on_drop: false }`
[INFO] [stdout] a2516e2f23b91e74cdcf13e0b2cce2bbf5cd2e5076e196d3a3c60c17456cf6a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 076e99dbbd5e4f27c27c46dd2c1938a0dc679532b4bb6e10cccfb25b748cb821
[INFO] running `Command { std: "docker" "start" "-a" "076e99dbbd5e4f27c27c46dd2c1938a0dc679532b4bb6e10cccfb25b748cb821", 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/yz_server_executor-0f238f46eb6eaf71)
[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 yz_server_executor
[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" "076e99dbbd5e4f27c27c46dd2c1938a0dc679532b4bb6e10cccfb25b748cb821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076e99dbbd5e4f27c27c46dd2c1938a0dc679532b4bb6e10cccfb25b748cb821", kill_on_drop: false }`
[INFO] [stdout] 076e99dbbd5e4f27c27c46dd2c1938a0dc679532b4bb6e10cccfb25b748cb821