[INFO] fetching crate prutoipa-build 0.1.4...
[INFO] checking prutoipa-build-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate prutoipa-build 0.1.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate prutoipa-build 0.1.4 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prutoipa-build 0.1.4
[INFO] finished tweaking crates.io crate prutoipa-build 0.1.4
[INFO] tweaked toml for crates.io crate prutoipa-build 0.1.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding prost v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-types v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e0b7146d193f109d374d89fdfe1c5f957782b79e8d42c2f8b7486bd9807d987
[INFO] running `Command { std: "docker" "start" "-a" "6e0b7146d193f109d374d89fdfe1c5f957782b79e8d42c2f8b7486bd9807d987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e0b7146d193f109d374d89fdfe1c5f957782b79e8d42c2f8b7486bd9807d987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0b7146d193f109d374d89fdfe1c5f957782b79e8d42c2f8b7486bd9807d987", kill_on_drop: false }`
[INFO] [stdout] 6e0b7146d193f109d374d89fdfe1c5f957782b79e8d42c2f8b7486bd9807d987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e1eda6f318d23f073dd7c321fd11794112f5bf759fe1b07ad19cb6d6f6a233c
[INFO] running `Command { std: "docker" "start" "-a" "9e1eda6f318d23f073dd7c321fd11794112f5bf759fe1b07ad19cb6d6f6a233c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]     Checking prost-types v0.11.9
[INFO] [stderr]     Checking prutoipa-build v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `DescriptorProto` is imported redundantly
[INFO] [stdout]    --> src/package_set.rs:123:23
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::*;
[INFO] [stdout]     |         -------- the item `DescriptorProto` is already imported here
[INFO] [stdout] 123 |     use prost_types::{DescriptorProto, EnumDescriptorProto, FileDescriptorProto};
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EnumDescriptorProto` is imported redundantly
[INFO] [stdout]    --> src/package_set.rs:123:40
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::*;
[INFO] [stdout]     |         -------- the item `EnumDescriptorProto` is already imported here
[INFO] [stdout] 123 |     use prost_types::{DescriptorProto, EnumDescriptorProto, FileDescriptorProto};
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FileDescriptorProto` is imported redundantly
[INFO] [stdout]    --> src/package_set.rs:123:61
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::*;
[INFO] [stdout]     |         -------- the item `FileDescriptorProto` is already imported here
[INFO] [stdout] 123 |     use prost_types::{DescriptorProto, EnumDescriptorProto, FileDescriptorProto};
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `Command { std: "docker" "inspect" "9e1eda6f318d23f073dd7c321fd11794112f5bf759fe1b07ad19cb6d6f6a233c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1eda6f318d23f073dd7c321fd11794112f5bf759fe1b07ad19cb6d6f6a233c", kill_on_drop: false }`
[INFO] [stdout] 9e1eda6f318d23f073dd7c321fd11794112f5bf759fe1b07ad19cb6d6f6a233c
[INFO] checking prutoipa-build-0.1.4 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate prutoipa-build 0.1.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate prutoipa-build 0.1.4 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prutoipa-build 0.1.4
[INFO] finished tweaking crates.io crate prutoipa-build 0.1.4
[INFO] tweaked toml for crates.io crate prutoipa-build 0.1.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding prost v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-types v0.11.9 (latest: v0.12.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1140fa37e7f62e9a35b617baa91585cdf41fd1d156e825c0293f98c25d168ad3
[INFO] running `Command { std: "docker" "start" "-a" "1140fa37e7f62e9a35b617baa91585cdf41fd1d156e825c0293f98c25d168ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1140fa37e7f62e9a35b617baa91585cdf41fd1d156e825c0293f98c25d168ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1140fa37e7f62e9a35b617baa91585cdf41fd1d156e825c0293f98c25d168ad3", kill_on_drop: false }`
[INFO] [stdout] 1140fa37e7f62e9a35b617baa91585cdf41fd1d156e825c0293f98c25d168ad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1f19a58f6f99412fa8a7ea55f67cfd042989006a6531b44f56ee3d0add2e781
[INFO] running `Command { std: "docker" "start" "-a" "b1f19a58f6f99412fa8a7ea55f67cfd042989006a6531b44f56ee3d0add2e781", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]     Checking prost-types v0.11.9
[INFO] [stderr]     Checking prutoipa-build v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `DescriptorProto` is imported redundantly
[INFO] [stdout]    --> src/package_set.rs:123:23
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::*;
[INFO] [stdout]     |         -------- the item `DescriptorProto` is already imported here
[INFO] [stdout] 123 |     use prost_types::{DescriptorProto, EnumDescriptorProto, FileDescriptorProto};
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EnumDescriptorProto` is imported redundantly
[INFO] [stdout]    --> src/package_set.rs:123:40
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::*;
[INFO] [stdout]     |         -------- the item `EnumDescriptorProto` is already imported here
[INFO] [stdout] 123 |     use prost_types::{DescriptorProto, EnumDescriptorProto, FileDescriptorProto};
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FileDescriptorProto` is imported redundantly
[INFO] [stdout]    --> src/package_set.rs:123:61
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::*;
[INFO] [stdout]     |         -------- the item `FileDescriptorProto` is already imported here
[INFO] [stdout] 123 |     use prost_types::{DescriptorProto, EnumDescriptorProto, FileDescriptorProto};
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "b1f19a58f6f99412fa8a7ea55f67cfd042989006a6531b44f56ee3d0add2e781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f19a58f6f99412fa8a7ea55f67cfd042989006a6531b44f56ee3d0add2e781", kill_on_drop: false }`
[INFO] [stdout] b1f19a58f6f99412fa8a7ea55f67cfd042989006a6531b44f56ee3d0add2e781