[INFO] fetching crate isostatic 0.1.1...
[INFO] testing isostatic-0.1.1 against 1.63.0 for beta-1.64-2
[INFO] extracting crate isostatic 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate isostatic 0.1.1 on toolchain 1.63.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate isostatic 0.1.1
[INFO] finished tweaking crates.io crate isostatic 0.1.1
[INFO] tweaked toml for crates.io crate isostatic 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate isostatic 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6113437c7e82a5be435484415d5c4c59656033a25706aeba536ef9a8204ef04
[INFO] running `Command { std: "docker" "start" "-a" "d6113437c7e82a5be435484415d5c4c59656033a25706aeba536ef9a8204ef04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6113437c7e82a5be435484415d5c4c59656033a25706aeba536ef9a8204ef04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6113437c7e82a5be435484415d5c4c59656033a25706aeba536ef9a8204ef04", kill_on_drop: false }`
[INFO] [stdout] d6113437c7e82a5be435484415d5c4c59656033a25706aeba536ef9a8204ef04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5c67b59ef0dcf523b80b9b2e22e1196dd688d2bc495353cdcbf0d5aec0477c5
[INFO] running `Command { std: "docker" "start" "-a" "f5c67b59ef0dcf523b80b9b2e22e1196dd688d2bc495353cdcbf0d5aec0477c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-sink v0.3.5
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[INFO] [stderr]    Compiling parking v2.0.0
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[INFO] [stderr]    Compiling regex-syntax v0.6.18
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[INFO] [stderr]    Compiling encoding_rs v0.8.23
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[INFO] [stderr]    Compiling parking v1.0.6
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[INFO] [stderr]    Compiling rand_core v0.3.1
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[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling http v0.2.1
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[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
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[INFO] [stderr]    Compiling lru-cache v0.1.2
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[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling mio v0.6.22
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[INFO] [stderr]    Compiling http-body v0.3.1
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[INFO] [stderr]    Compiling tokio v0.2.22
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[INFO] [stderr]    Compiling nanoid v0.3.0
[INFO] [stderr]    Compiling env_logger v0.7.1
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[INFO] [stderr]    Compiling tokio-util v0.3.1
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[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.9
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[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling multer v1.2.2
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling isostatic v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "f5c67b59ef0dcf523b80b9b2e22e1196dd688d2bc495353cdcbf0d5aec0477c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c67b59ef0dcf523b80b9b2e22e1196dd688d2bc495353cdcbf0d5aec0477c5", kill_on_drop: false }`
[INFO] [stdout] f5c67b59ef0dcf523b80b9b2e22e1196dd688d2bc495353cdcbf0d5aec0477c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc28025f29222c93c163bfd4534cedf1759a0fe2b7cc8eb881b7a9dc4daf80f5
[INFO] running `Command { std: "docker" "start" "-a" "dc28025f29222c93c163bfd4534cedf1759a0fe2b7cc8eb881b7a9dc4daf80f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling isostatic v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "dc28025f29222c93c163bfd4534cedf1759a0fe2b7cc8eb881b7a9dc4daf80f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc28025f29222c93c163bfd4534cedf1759a0fe2b7cc8eb881b7a9dc4daf80f5", kill_on_drop: false }`
[INFO] [stdout] dc28025f29222c93c163bfd4534cedf1759a0fe2b7cc8eb881b7a9dc4daf80f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f95b941494b4d39d62f39be259a3e4fcd81afa4e0bb6ede8099c1089a4fcbbb4
[INFO] running `Command { std: "docker" "start" "-a" "f95b941494b4d39d62f39be259a3e4fcd81afa4e0bb6ede8099c1089a4fcbbb4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/isostatic-3de6cb3218b36fa7)
[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" "f95b941494b4d39d62f39be259a3e4fcd81afa4e0bb6ede8099c1089a4fcbbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f95b941494b4d39d62f39be259a3e4fcd81afa4e0bb6ede8099c1089a4fcbbb4", kill_on_drop: false }`
[INFO] [stdout] f95b941494b4d39d62f39be259a3e4fcd81afa4e0bb6ede8099c1089a4fcbbb4