[INFO] fetching crate titans 0.4.3...
[INFO] checking titans-0.4.3 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate titans 0.4.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate titans 0.4.3 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate titans 0.4.3
[INFO] finished tweaking crates.io crate titans 0.4.3
[INFO] tweaked toml for crates.io crate titans 0.4.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate titans 0.4.3 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded curl-sys v0.4.62+curl-8.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c09a3cb4f930c662919a69fc78f53f1ade4ea9fe642edbce390d7f48be888a00
[INFO] running `Command { std: "docker" "start" "-a" "c09a3cb4f930c662919a69fc78f53f1ade4ea9fe642edbce390d7f48be888a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c09a3cb4f930c662919a69fc78f53f1ade4ea9fe642edbce390d7f48be888a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09a3cb4f930c662919a69fc78f53f1ade4ea9fe642edbce390d7f48be888a00", kill_on_drop: false }`
[INFO] [stdout] c09a3cb4f930c662919a69fc78f53f1ade4ea9fe642edbce390d7f48be888a00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 947c64f9e16d848ffe1ed063b615f945ea02fda307739129278bc6e20a00a9a8
[INFO] running `Command { std: "docker" "start" "-a" "947c64f9e16d848ffe1ed063b615f945ea02fda307739129278bc6e20a00a9a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking async-channel v1.8.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling isahc v1.7.2
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]    Compiling libz-sys v1.1.9
[INFO] [stderr]    Compiling curl-sys v0.4.62+curl-8.1.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking castaway v0.1.2
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]     Checking pin-project v1.1.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking titans v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "947c64f9e16d848ffe1ed063b615f945ea02fda307739129278bc6e20a00a9a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947c64f9e16d848ffe1ed063b615f945ea02fda307739129278bc6e20a00a9a8", kill_on_drop: false }`
[INFO] [stdout] 947c64f9e16d848ffe1ed063b615f945ea02fda307739129278bc6e20a00a9a8