[INFO] fetching crate proguard 5.4.1...
[INFO] checking proguard-5.4.1 against master#83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5 for pr-128425
[INFO] extracting crate proguard 5.4.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate proguard 5.4.1 on toolchain 83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proguard 5.4.1
[INFO] finished tweaking crates.io crate proguard 5.4.1
[INFO] tweaked toml for crates.io crate proguard 5.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 78 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding clap v3.2.25 (latest: v4.5.14)
[INFO] [stderr]       Adding clap_lex v0.2.4 (latest: v0.7.2)
[INFO] [stderr]       Adding criterion v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.3.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding os_str_bytes v6.6.1 (latest: v7.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c45e0bbe99fb099d44aaec3ec227fc130ce6d6669cd9efa1a2539580d89d13fa
[INFO] running `Command { std: "docker" "start" "-a" "c45e0bbe99fb099d44aaec3ec227fc130ce6d6669cd9efa1a2539580d89d13fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c45e0bbe99fb099d44aaec3ec227fc130ce6d6669cd9efa1a2539580d89d13fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45e0bbe99fb099d44aaec3ec227fc130ce6d6669cd9efa1a2539580d89d13fa", kill_on_drop: false }`
[INFO] [stdout] c45e0bbe99fb099d44aaec3ec227fc130ce6d6669cd9efa1a2539580d89d13fa
[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" "+83dcdb3a5dad0ed1e3e1fadc848d3f7727b41aa5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6754e9719334ffa005455b92f3a138d708eea7aeee8ea6cdff5135b7a166afc9
[INFO] running `Command { std: "docker" "start" "-a" "6754e9719334ffa005455b92f3a138d708eea7aeee8ea6cdff5135b7a166afc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.205
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking proguard v5.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling serde_derive v1.0.205
[INFO] [stderr]     Checking serde_json v1.0.122
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "6754e9719334ffa005455b92f3a138d708eea7aeee8ea6cdff5135b7a166afc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6754e9719334ffa005455b92f3a138d708eea7aeee8ea6cdff5135b7a166afc9", kill_on_drop: false }`
[INFO] [stdout] 6754e9719334ffa005455b92f3a138d708eea7aeee8ea6cdff5135b7a166afc9
[ERROR] this task or one of its parent failed!
[ERROR] error sending request for url (https://crater.rust-lang.org/agent-api/record-progress): connection closed before message completed
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.