[INFO] fetching crate flow_arena 0.4.4...
[INFO] testing flow_arena-0.4.4 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate flow_arena 0.4.4 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate flow_arena 0.4.4 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flow_arena 0.4.4
[INFO] finished tweaking crates.io crate flow_arena 0.4.4
[INFO] tweaked toml for crates.io crate flow_arena 0.4.4 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40f2d028a089d8ec5a978b2e21a8c14fafff2bde32ff915718842a5bc6c8c59b
[INFO] running `Command { std: "docker" "start" "-a" "40f2d028a089d8ec5a978b2e21a8c14fafff2bde32ff915718842a5bc6c8c59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40f2d028a089d8ec5a978b2e21a8c14fafff2bde32ff915718842a5bc6c8c59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f2d028a089d8ec5a978b2e21a8c14fafff2bde32ff915718842a5bc6c8c59b", kill_on_drop: false }`
[INFO] [stdout] 40f2d028a089d8ec5a978b2e21a8c14fafff2bde32ff915718842a5bc6c8c59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41075dae5a13611d3b3d74bb23a027a0567ce4502312b36091ae5fa8f77eeff2
[INFO] running `Command { std: "docker" "start" "-a" "41075dae5a13611d3b3d74bb23a027a0567ce4502312b36091ae5fa8f77eeff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling flow_arena v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.06s
[INFO] running `Command { std: "docker" "inspect" "41075dae5a13611d3b3d74bb23a027a0567ce4502312b36091ae5fa8f77eeff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41075dae5a13611d3b3d74bb23a027a0567ce4502312b36091ae5fa8f77eeff2", kill_on_drop: false }`
[INFO] [stdout] 41075dae5a13611d3b3d74bb23a027a0567ce4502312b36091ae5fa8f77eeff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47de5582e96c897c1fccd628c356dd903ee4effcfa780b96b925f503a6c189fe
[INFO] running `Command { std: "docker" "start" "-a" "47de5582e96c897c1fccd628c356dd903ee4effcfa780b96b925f503a6c189fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling flow_arena v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "47de5582e96c897c1fccd628c356dd903ee4effcfa780b96b925f503a6c189fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47de5582e96c897c1fccd628c356dd903ee4effcfa780b96b925f503a6c189fe", kill_on_drop: false }`
[INFO] [stdout] 47de5582e96c897c1fccd628c356dd903ee4effcfa780b96b925f503a6c189fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f038ee0b7322ab230509e4b1b46e193f1ab4fed6f8746914e615983da33a978
[INFO] running `Command { std: "docker" "start" "-a" "0f038ee0b7322ab230509e4b1b46e193f1ab4fed6f8746914e615983da33a978", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flow_arena-c24e9567e191c2d5)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test arena::tests::iter ... ok
[INFO] [stdout] test arena::tests::flow_dock ... ok
[INFO] [stdout] test arena::tests::main_test ... ok
[INFO] [stdout] test arena::tests::serde ... ok
[INFO] [stdout] test arena::tests::offspring_ownership ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flow_arena
[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" "0f038ee0b7322ab230509e4b1b46e193f1ab4fed6f8746914e615983da33a978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f038ee0b7322ab230509e4b1b46e193f1ab4fed6f8746914e615983da33a978", kill_on_drop: false }`
[INFO] [stdout] 0f038ee0b7322ab230509e4b1b46e193f1ab4fed6f8746914e615983da33a978