[INFO] fetching crate zero_v 0.2.0...
[INFO] testing zero_v-0.2.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate zero_v 0.2.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate zero_v 0.2.0 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 zero_v 0.2.0
[INFO] finished tweaking crates.io crate zero_v 0.2.0
[INFO] tweaked toml for crates.io crate zero_v 0.2.0 written to /workspace/builds/worker-40/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56bcee39301d95d2920023c89a229349ff50a028599d1b4c3a983e0c60dc5852
[INFO] running `Command { std: "docker" "start" "-a" "56bcee39301d95d2920023c89a229349ff50a028599d1b4c3a983e0c60dc5852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56bcee39301d95d2920023c89a229349ff50a028599d1b4c3a983e0c60dc5852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56bcee39301d95d2920023c89a229349ff50a028599d1b4c3a983e0c60dc5852", kill_on_drop: false }`
[INFO] [stdout] 56bcee39301d95d2920023c89a229349ff50a028599d1b4c3a983e0c60dc5852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49fa4fc4b6ff3c31788337d4fa7564b8fbf589517a7c9d36cfbc8489d2dd4195
[INFO] running `Command { std: "docker" "start" "-a" "49fa4fc4b6ff3c31788337d4fa7564b8fbf589517a7c9d36cfbc8489d2dd4195", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling zero_v_gen v0.1.0
[INFO] [stderr]    Compiling zero_v v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.22s
[INFO] running `Command { std: "docker" "inspect" "49fa4fc4b6ff3c31788337d4fa7564b8fbf589517a7c9d36cfbc8489d2dd4195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fa4fc4b6ff3c31788337d4fa7564b8fbf589517a7c9d36cfbc8489d2dd4195", kill_on_drop: false }`
[INFO] [stdout] 49fa4fc4b6ff3c31788337d4fa7564b8fbf589517a7c9d36cfbc8489d2dd4195
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 691fd24e08174f33c94d8fdf094109c368cb708df7fde0fde3fb74a96e1bb32a
[INFO] running `Command { std: "docker" "start" "-a" "691fd24e08174f33c94d8fdf094109c368cb708df7fde0fde3fb74a96e1bb32a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling zero_v v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.21s
[INFO] running `Command { std: "docker" "inspect" "691fd24e08174f33c94d8fdf094109c368cb708df7fde0fde3fb74a96e1bb32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691fd24e08174f33c94d8fdf094109c368cb708df7fde0fde3fb74a96e1bb32a", kill_on_drop: false }`
[INFO] [stdout] 691fd24e08174f33c94d8fdf094109c368cb708df7fde0fde3fb74a96e1bb32a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a3fd07b67e7d73896243d30a37e16f4e723194ca311669e81ba38e02ecddfbb
[INFO] running `Command { std: "docker" "start" "-a" "8a3fd07b67e7d73896243d30a37e16f4e723194ca311669e81ba38e02ecddfbb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zero_v-b0a2438fbd8896e2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test composite::test::can_build_composites_with_compose_macro ... ok
[INFO] [stdout] test test::can_compose ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zero_v
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ignored
[INFO] [stdout] test src/lib.rs - (line 36) ... ignored
[INFO] [stdout] test src/lib.rs - (line 63) ... ignored
[INFO] [stdout] test src/lib.rs - (line 73) ... ignored
[INFO] [stdout] test src/lib.rs - (line 112) ... ok
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/composite.rs - composite::compose_nodes (line 93) ... ok
[INFO] [stdout] test src/composite.rs - composite::compose (line 117) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a3fd07b67e7d73896243d30a37e16f4e723194ca311669e81ba38e02ecddfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3fd07b67e7d73896243d30a37e16f4e723194ca311669e81ba38e02ecddfbb", kill_on_drop: false }`
[INFO] [stdout] 8a3fd07b67e7d73896243d30a37e16f4e723194ca311669e81ba38e02ecddfbb