[INFO] fetching crate jwtvault 0.7.0...
[INFO] checking jwtvault-0.7.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate jwtvault 0.7.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate jwtvault 0.7.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jwtvault 0.7.0
[INFO] finished tweaking crates.io crate jwtvault 0.7.0
[INFO] tweaked toml for crates.io crate jwtvault 0.7.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24666daa33119556a12fe59a4e33da45196bd94147494780f7efe24ed38ab663
[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" "24666daa33119556a12fe59a4e33da45196bd94147494780f7efe24ed38ab663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24666daa33119556a12fe59a4e33da45196bd94147494780f7efe24ed38ab663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24666daa33119556a12fe59a4e33da45196bd94147494780f7efe24ed38ab663", kill_on_drop: false }`
[INFO] [stdout] 24666daa33119556a12fe59a4e33da45196bd94147494780f7efe24ed38ab663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a10979d645c1481a79cdb2d20706fbdec91a8f4235ef20e60af934c845ffcf3
[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" "4a10979d645c1481a79cdb2d20706fbdec91a8f4235ef20e60af934c845ffcf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling bindgen v0.48.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling jwtvault v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]    Compiling argonautica v0.2.0
[INFO] [stderr]     Checking jsonwebtoken v7.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 34s
[INFO] running `Command { std: "docker" "inspect" "4a10979d645c1481a79cdb2d20706fbdec91a8f4235ef20e60af934c845ffcf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a10979d645c1481a79cdb2d20706fbdec91a8f4235ef20e60af934c845ffcf3", kill_on_drop: false }`
[INFO] [stdout] 4a10979d645c1481a79cdb2d20706fbdec91a8f4235ef20e60af934c845ffcf3