[INFO] fetching crate jwt-simple 0.9.3...
[INFO] checking jwt-simple-0.9.3 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate jwt-simple 0.9.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate jwt-simple 0.9.3 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jwt-simple 0.9.3
[INFO] finished tweaking crates.io crate jwt-simple 0.9.3
[INFO] tweaked toml for crates.io crate jwt-simple 0.9.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7b9d7b6c1af5c562e930fef9da25e8d2e74e8897f4b5fbea403f2856cdad4a7
[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" "f7b9d7b6c1af5c562e930fef9da25e8d2e74e8897f4b5fbea403f2856cdad4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7b9d7b6c1af5c562e930fef9da25e8d2e74e8897f4b5fbea403f2856cdad4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b9d7b6c1af5c562e930fef9da25e8d2e74e8897f4b5fbea403f2856cdad4a7", kill_on_drop: false }`
[INFO] [stdout] f7b9d7b6c1af5c562e930fef9da25e8d2e74e8897f4b5fbea403f2856cdad4a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 042ea73259dcca2388c21b6a6cf478a413b853333efbaba2d8138afb4cca39d2
[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" "042ea73259dcca2388c21b6a6cf478a413b853333efbaba2d8138afb4cca39d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking const-oid v0.4.5
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking ct-codecs v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-bigint-dig v0.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking der v0.1.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking bitvec v0.18.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking coarsetime v0.1.18
[INFO] [stderr]     Checking hmac-sha256 v0.1.7
[INFO] [stderr]     Checking hmac-sha512 v0.1.9
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking ed25519-compact v0.1.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ff v0.8.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking group v0.8.0
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking simple_asn1 v0.5.2
[INFO] [stderr]     Checking pkcs8 v0.3.3
[INFO] [stderr]     Checking elliptic-curve v0.8.5
[INFO] [stderr]     Checking ecdsa v0.10.2
[INFO] [stderr]     Checking p256 v0.7.3
[INFO] [stderr]     Checking k256 v0.7.3
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking rsa v0.3.0
[INFO] [stderr]     Checking rsa-export v0.3.3
[INFO] [stderr]     Checking jwt-simple v0.9.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "042ea73259dcca2388c21b6a6cf478a413b853333efbaba2d8138afb4cca39d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042ea73259dcca2388c21b6a6cf478a413b853333efbaba2d8138afb4cca39d2", kill_on_drop: false }`
[INFO] [stdout] 042ea73259dcca2388c21b6a6cf478a413b853333efbaba2d8138afb4cca39d2