[INFO] fetching crate conundrum 0.1.0...
[INFO] checking conundrum-0.1.0 against master#d137783642b0b98eda2796dc66bffc2b089a8327 for pr-105568
[INFO] extracting crate conundrum 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate conundrum 0.1.0 on toolchain d137783642b0b98eda2796dc66bffc2b089a8327
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d137783642b0b98eda2796dc66bffc2b089a8327" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conundrum 0.1.0
[INFO] finished tweaking crates.io crate conundrum 0.1.0
[INFO] tweaked toml for crates.io crate conundrum 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d137783642b0b98eda2796dc66bffc2b089a8327" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d137783642b0b98eda2796dc66bffc2b089a8327" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v3.4.0
[INFO] [stderr]   Downloaded salsa20 v0.9.0
[INFO] [stderr]   Downloaded poly1305 v0.7.2
[INFO] [stderr]   Downloaded x25519-dalek v1.2.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.1
[INFO] [stderr]   Downloaded chacha20 v0.8.2
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded xsalsa20poly1305 v0.8.0
[INFO] [stderr]   Downloaded crypto_box v0.7.2
[INFO] [stderr]   Downloaded chacha20 v0.9.0
[INFO] [stderr]   Downloaded tagged-box v0.1.1
[INFO] [stderr]   Downloaded litl v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d137783642b0b98eda2796dc66bffc2b089a8327" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d82b1d0cce684e8cc61e0f3509ecbeb3d080df2b3a95608715844e46f55de101
[INFO] running `Command { std: "docker" "start" "-a" "d82b1d0cce684e8cc61e0f3509ecbeb3d080df2b3a95608715844e46f55de101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d82b1d0cce684e8cc61e0f3509ecbeb3d080df2b3a95608715844e46f55de101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d82b1d0cce684e8cc61e0f3509ecbeb3d080df2b3a95608715844e46f55de101", kill_on_drop: false }`
[INFO] [stdout] d82b1d0cce684e8cc61e0f3509ecbeb3d080df2b3a95608715844e46f55de101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d137783642b0b98eda2796dc66bffc2b089a8327" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 528e6619619f238fd578a0f61e1004ad498ea3f2980cb7934ddaede62923b9b7
[INFO] running `Command { std: "docker" "start" "-a" "528e6619619f238fd578a0f61e1004ad498ea3f2980cb7934ddaede62923b9b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking constant_time_eq v0.2.4
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking tagged-box v0.1.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling blake3 v1.3.3
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ordered-float v3.4.0
[INFO] [stderr]     Checking serde_bytes v0.11.7
[INFO] [stderr]     Checking serde_path_to_error v0.1.8
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking ed25519 v1.5.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking cipher v0.4.3
[INFO] [stderr]     Checking poly1305 v0.7.2
[INFO] [stderr]     Checking digest v0.10.6
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking chacha20 v0.9.0
[INFO] [stderr]    Compiling zeroize_derive v1.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking salsa20 v0.9.0
[INFO] [stderr]     Checking chacha20 v0.8.2
[INFO] [stderr]     Checking xsalsa20poly1305 v0.8.0
[INFO] [stderr]     Checking chacha20poly1305 v0.9.1
[INFO] [stderr]     Checking litl v0.1.0
[INFO] [stderr]     Checking x25519-dalek v1.2.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking crypto_box v0.7.2
[INFO] [stderr]     Checking conundrum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "528e6619619f238fd578a0f61e1004ad498ea3f2980cb7934ddaede62923b9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528e6619619f238fd578a0f61e1004ad498ea3f2980cb7934ddaede62923b9b7", kill_on_drop: false }`
[INFO] [stdout] 528e6619619f238fd578a0f61e1004ad498ea3f2980cb7934ddaede62923b9b7