[INFO] fetching crate secure_socket 0.0.11...
[INFO] checking secure_socket-0.0.11 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate secure_socket 0.0.11 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate secure_socket 0.0.11 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate secure_socket 0.0.11
[INFO] finished tweaking crates.io crate secure_socket 0.0.11
[INFO] tweaked toml for crates.io crate secure_socket 0.0.11 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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 80 packages
[INFO] [stderr]       Adding const-oid v0.7.1 (latest: v0.9.6)
[INFO] [stderr]       Adding crypto-bigint v0.3.2 (latest: v0.5.5)
[INFO] [stderr]       Adding der v0.5.1 (latest: v0.7.9)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding pem-rfc7468 v0.3.1 (latest: v0.7.0)
[INFO] [stderr]       Adding pkcs1 v0.3.3 (latest: v0.7.5)
[INFO] [stderr]       Adding pkcs8 v0.8.0 (latest: v0.10.2)
[INFO] [stderr]       Adding rsa v0.6.1 (latest: v0.9.6)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding spki v0.5.4 (latest: v0.7.3)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c945acf658d28d4005b3b7f909da1583de61b843477676089abe85ebbb8bd7fe
[INFO] running `Command { std: "docker" "start" "-a" "c945acf658d28d4005b3b7f909da1583de61b843477676089abe85ebbb8bd7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c945acf658d28d4005b3b7f909da1583de61b843477676089abe85ebbb8bd7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c945acf658d28d4005b3b7f909da1583de61b843477676089abe85ebbb8bd7fe", kill_on_drop: false }`
[INFO] [stdout] c945acf658d28d4005b3b7f909da1583de61b843477676089abe85ebbb8bd7fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf4f783ab70d6d64c33797c723c3e32c66fb0662d3860cc3fe2b56091164091
[INFO] running `Command { std: "docker" "start" "-a" "2cf4f783ab70d6d64c33797c723c3e32c66fb0662d3860cc3fe2b56091164091", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking pem-rfc7468 v0.3.1
[INFO] [stderr]     Checking const-oid v0.7.1
[INFO] [stderr]     Checking crypto-bigint v0.3.2
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking der v0.5.1
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking spki v0.5.4
[INFO] [stderr]     Checking pkcs8 v0.8.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking pkcs1 v0.3.3
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]     Checking rsa v0.6.1
[INFO] [stderr]     Checking secure_socket v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::distributions::OpenClosed01`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::distributions::OpenClosed01;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::distributions::OpenClosed01`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::distributions::OpenClosed01;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "2cf4f783ab70d6d64c33797c723c3e32c66fb0662d3860cc3fe2b56091164091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf4f783ab70d6d64c33797c723c3e32c66fb0662d3860cc3fe2b56091164091", kill_on_drop: false }`
[INFO] [stdout] 2cf4f783ab70d6d64c33797c723c3e32c66fb0662d3860cc3fe2b56091164091