[INFO] fetching crate mgm 0.3.0...
[INFO] checking mgm-0.3.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate mgm 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mgm 0.3.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mgm 0.3.0
[INFO] finished tweaking crates.io crate mgm 0.3.0
[INFO] tweaked toml for crates.io crate mgm 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blobby v0.3.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.2.2
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded hash32 v0.1.1
[INFO] [stderr]   Downloaded aead v0.3.2
[INFO] [stderr]   Downloaded cipher v0.2.5
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded heapless v0.5.6
[INFO] [stderr]   Downloaded opaque-debug v0.3.0
[INFO] [stderr]   Downloaded kuznyechik v0.6.0
[INFO] [stderr]   Downloaded hex-literal v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9eb571004547f301b2f5244a671a8f9f5adb707e2755fd803e47760aa19c15c
[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" "e9eb571004547f301b2f5244a671a8f9f5adb707e2755fd803e47760aa19c15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9eb571004547f301b2f5244a671a8f9f5adb707e2755fd803e47760aa19c15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9eb571004547f301b2f5244a671a8f9f5adb707e2755fd803e47760aa19c15c", kill_on_drop: false }`
[INFO] [stdout] e9eb571004547f301b2f5244a671a8f9f5adb707e2755fd803e47760aa19c15c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4de76ef393c5539469d8dae660314d99446e0c7ce7d7a49eb97c814bb53596cf
[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" "4de76ef393c5539469d8dae660314d99446e0c7ce7d7a49eb97c814bb53596cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking blobby v0.3.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking kuznyechik v0.6.0
[INFO] [stderr]     Checking mgm v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "4de76ef393c5539469d8dae660314d99446e0c7ce7d7a49eb97c814bb53596cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de76ef393c5539469d8dae660314d99446e0c7ce7d7a49eb97c814bb53596cf", kill_on_drop: false }`
[INFO] [stdout] 4de76ef393c5539469d8dae660314d99446e0c7ce7d7a49eb97c814bb53596cf