[INFO] fetching crate serde-encrypt-core 0.6.0...
[INFO] checking serde-encrypt-core-0.6.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate serde-encrypt-core 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serde-encrypt-core 0.6.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-encrypt-core 0.6.0
[INFO] finished tweaking crates.io crate serde-encrypt-core 0.6.0
[INFO] tweaked toml for crates.io crate serde-encrypt-core 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v2.4.1
[INFO] [stderr]   Downloaded universal-hash v0.4.1
[INFO] [stderr]   Downloaded x25519-dalek v1.1.1
[INFO] [stderr]   Downloaded aead v0.4.2
[INFO] [stderr]   Downloaded salsa20 v0.8.1
[INFO] [stderr]   Downloaded synstructure v0.12.5
[INFO] [stderr]   Downloaded zeroize_derive v1.1.0
[INFO] [stderr]   Downloaded zeroize v1.3.0
[INFO] [stderr]   Downloaded chacha20 v0.7.2
[INFO] [stderr]   Downloaded chacha20poly1305 v0.8.1
[INFO] [stderr]   Downloaded cipher v0.3.0
[INFO] [stderr]   Downloaded curve25519-dalek v3.2.0
[INFO] [stderr]   Downloaded crypto_box v0.6.1
[INFO] [stderr]   Downloaded xsalsa20poly1305 v0.7.2
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded poly1305 v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fff9a598d49a8f521062130fdf9cf8e1a61d37e3838c805f250f57d38af3e3e3
[INFO] running `Command { std: "docker" "start" "-a" "fff9a598d49a8f521062130fdf9cf8e1a61d37e3838c805f250f57d38af3e3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff9a598d49a8f521062130fdf9cf8e1a61d37e3838c805f250f57d38af3e3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff9a598d49a8f521062130fdf9cf8e1a61d37e3838c805f250f57d38af3e3e3", kill_on_drop: false }`
[INFO] [stdout] fff9a598d49a8f521062130fdf9cf8e1a61d37e3838c805f250f57d38af3e3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35c17ab01f08e1f1cee5355015a54919084cad8322f3cb7545ab0ef79d53cde8
[INFO] running `Command { std: "docker" "start" "-a" "35c17ab01f08e1f1cee5355015a54919084cad8322f3cb7545ab0ef79d53cde8", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking aead v0.4.2
[INFO] [stderr]     Checking poly1305 v0.7.1
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking chacha20 v0.7.2
[INFO] [stderr]     Checking salsa20 v0.8.1
[INFO] [stderr]     Checking xsalsa20poly1305 v0.7.2
[INFO] [stderr]     Checking chacha20poly1305 v0.8.1
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stderr]     Checking crypto_box v0.6.1
[INFO] [stderr]     Checking serde-encrypt-core v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "35c17ab01f08e1f1cee5355015a54919084cad8322f3cb7545ab0ef79d53cde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c17ab01f08e1f1cee5355015a54919084cad8322f3cb7545ab0ef79d53cde8", kill_on_drop: false }`
[INFO] [stdout] 35c17ab01f08e1f1cee5355015a54919084cad8322f3cb7545ab0ef79d53cde8