[INFO] fetching crate iota-utils 0.2.1...
[INFO] checking iota-utils-0.2.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate iota-utils 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate iota-utils 0.2.1
[INFO] finished tweaking crates.io crate iota-utils 0.2.1
[INFO] tweaked toml for crates.io crate iota-utils 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iota-utils 0.2.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding iota-conversion v0.3.0 (available: v0.5.1)
[INFO] [stderr]       Adding iota-crypto v0.3.0 (available: v0.23.2)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iota-model v0.3.0
[INFO] [stderr]   Downloaded iota-conversion v0.3.0
[INFO] [stderr]   Downloaded iota-validation v0.2.1
[INFO] [stderr]   Downloaded iota-constants v0.2.1
[INFO] [stderr]   Downloaded iota-crypto v0.3.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dff50f64bd277dde6cb5e57ac0b6f1a2ec0d1e982f5ddec382366bc70050a472
[INFO] running `Command { std: "docker" "start" "-a" "dff50f64bd277dde6cb5e57ac0b6f1a2ec0d1e982f5ddec382366bc70050a472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dff50f64bd277dde6cb5e57ac0b6f1a2ec0d1e982f5ddec382366bc70050a472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dff50f64bd277dde6cb5e57ac0b6f1a2ec0d1e982f5ddec382366bc70050a472", kill_on_drop: false }`
[INFO] [stdout] dff50f64bd277dde6cb5e57ac0b6f1a2ec0d1e982f5ddec382366bc70050a472
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09b655e0b550ea0757bd5326270e9431536899d89c0d8ce06087752372eeb073
[INFO] running `Command { std: "docker" "start" "-a" "09b655e0b550ea0757bd5326270e9431536899d89c0d8ce06087752372eeb073", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking iota-constants v0.2.1
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking iota-conversion v0.3.0
[INFO] [stderr]     Checking iota-crypto v0.3.0
[INFO] [stderr]     Checking iota-model v0.3.0
[INFO] [stderr]     Checking iota-validation v0.2.1
[INFO] [stderr]     Checking iota-utils v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.73s
[INFO] running `Command { std: "docker" "inspect" "09b655e0b550ea0757bd5326270e9431536899d89c0d8ce06087752372eeb073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b655e0b550ea0757bd5326270e9431536899d89c0d8ce06087752372eeb073", kill_on_drop: false }`
[INFO] [stdout] 09b655e0b550ea0757bd5326270e9431536899d89c0d8ce06087752372eeb073