[INFO] fetching crate structsy_tools 0.2.0...
[INFO] checking structsy_tools-0.2.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate structsy_tools 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate structsy_tools 0.2.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate structsy_tools 0.2.0
[INFO] finished tweaking crates.io crate structsy_tools 0.2.0
[INFO] tweaked toml for crates.io crate structsy_tools 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.20.10)
[INFO] [stderr]       Adding darling_core v0.14.4 (available: v0.20.10)
[INFO] [stderr]       Adding darling_macro v0.14.4 (available: v0.20.10)
[INFO] [stderr]       Adding strsim v0.10.0 (available: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding synstructure v0.12.6 (available: v0.13.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zigzag v0.1.0
[INFO] [stderr]   Downloaded structsy v0.5.2
[INFO] [stderr]   Downloaded structsy-derive v0.5.2
[INFO] [stderr]   Downloaded persy v1.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2d49f5c22081d254680682783b1a2235651a47cc3c02fc4d33fa701807b829b
[INFO] running `Command { std: "docker" "start" "-a" "f2d49f5c22081d254680682783b1a2235651a47cc3c02fc4d33fa701807b829b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2d49f5c22081d254680682783b1a2235651a47cc3c02fc4d33fa701807b829b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d49f5c22081d254680682783b1a2235651a47cc3c02fc4d33fa701807b829b", kill_on_drop: false }`
[INFO] [stdout] f2d49f5c22081d254680682783b1a2235651a47cc3c02fc4d33fa701807b829b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5db49f7d637bf6e19f7cd38e10a5ef6d5ef6247594885ec72ce16a7c4cee4ba
[INFO] running `Command { std: "docker" "start" "-a" "a5db49f7d637bf6e19f7cd38e10a5ef6d5ef6247594885ec72ce16a7c4cee4ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking zigzag v0.1.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking crc v3.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking persy v1.5.1
[INFO] [stderr]     Checking structsy v0.5.2
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking structsy_tools v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling structsy-derive v0.5.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "a5db49f7d637bf6e19f7cd38e10a5ef6d5ef6247594885ec72ce16a7c4cee4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5db49f7d637bf6e19f7cd38e10a5ef6d5ef6247594885ec72ce16a7c4cee4ba", kill_on_drop: false }`
[INFO] [stdout] a5db49f7d637bf6e19f7cd38e10a5ef6d5ef6247594885ec72ce16a7c4cee4ba