[INFO] fetching crate swagger 6.0.0...
[INFO] checking swagger-6.0.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate swagger 6.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate swagger 6.0.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swagger 6.0.0
[INFO] finished tweaking crates.io crate swagger 6.0.0
[INFO] tweaked toml for crates.io crate swagger 6.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_core v0.3.2
[INFO] [stderr]   Downloaded tokio-openssl v0.6.1
[INFO] [stderr]   Downloaded linked_hash_set v0.1.4
[INFO] [stderr]   Downloaded tower-layer v0.3.1
[INFO] [stderr]   Downloaded frunk v0.3.2
[INFO] [stderr]   Downloaded tokio-util v0.6.6
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.0.5
[INFO] [stderr]   Downloaded frunk_proc_macros v0.0.5
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.0.5
[INFO] [stderr]   Downloaded hyper-old-types v0.11.0
[INFO] [stderr]   Downloaded slog v2.7.0
[INFO] [stderr]   Downloaded httpdate v1.0.0
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.0.4
[INFO] [stderr]   Downloaded frunk_derives v0.3.2
[INFO] [stderr]   Downloaded h2 v0.3.2
[INFO] [stderr]   Downloaded textnonce v1.0.0
[INFO] [stderr]   Downloaded buf-read-ext v0.4.0
[INFO] [stderr]   Downloaded hyper-openssl v0.9.1
[INFO] [stderr]   Downloaded hyper v0.14.7
[INFO] [stderr]   Downloaded frunk-enum-core v0.2.1
[INFO] [stderr]   Downloaded frunk-enum-derive v0.2.1
[INFO] [stderr]   Downloaded mime_multipart v0.6.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 964eabd2edcc9a32351bc872a729e1bce6c723c67164f3a33ad5b2889f6e8a6f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "964eabd2edcc9a32351bc872a729e1bce6c723c67164f3a33ad5b2889f6e8a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "964eabd2edcc9a32351bc872a729e1bce6c723c67164f3a33ad5b2889f6e8a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964eabd2edcc9a32351bc872a729e1bce6c723c67164f3a33ad5b2889f6e8a6f", kill_on_drop: false }`
[INFO] [stdout] 964eabd2edcc9a32351bc872a729e1bce6c723c67164f3a33ad5b2889f6e8a6f
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f75bf4aad2985479f594551a47e59f272b6423c5d8b2e57f8fae4cfe944f0eb
[INFO] running `Command { std: "docker" "start" "-a" "3f75bf4aad2985479f594551a47e59f272b6423c5d8b2e57f8fae4cfe944f0eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking hyper-old-types v0.11.0
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking swagger v6.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.62s
[INFO] running `Command { std: "docker" "inspect" "3f75bf4aad2985479f594551a47e59f272b6423c5d8b2e57f8fae4cfe944f0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f75bf4aad2985479f594551a47e59f272b6423c5d8b2e57f8fae4cfe944f0eb", kill_on_drop: false }`
[INFO] [stdout] 3f75bf4aad2985479f594551a47e59f272b6423c5d8b2e57f8fae4cfe944f0eb