[INFO] fetching crate pro_lang_codegen 3.0.0-rc2...
[INFO] checking pro_lang_codegen-3.0.0-rc2 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate pro_lang_codegen 3.0.0-rc2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pro_lang_codegen 3.0.0-rc2 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pro_lang_codegen 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_lang_codegen 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_lang_codegen 3.0.0-rc2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85a200ea265f133c789f94e7893e8e8c3f89a4ca232dbcf204c593905efad8b9
[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" "85a200ea265f133c789f94e7893e8e8c3f89a4ca232dbcf204c593905efad8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a200ea265f133c789f94e7893e8e8c3f89a4ca232dbcf204c593905efad8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a200ea265f133c789f94e7893e8e8c3f89a4ca232dbcf204c593905efad8b9", kill_on_drop: false }`
[INFO] [stdout] 85a200ea265f133c789f94e7893e8e8c3f89a4ca232dbcf204c593905efad8b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb9b9b3484d45d9d162e295d7289289c3f885ca5caecc8faedc52dc192098126
[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" "fb9b9b3484d45d9d162e295d7289289c3f885ca5caecc8faedc52dc192098126", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking pro_lang_ir v3.0.0-rc2
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking pro_lang_codegen v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.50s
[INFO] running `Command { std: "docker" "inspect" "fb9b9b3484d45d9d162e295d7289289c3f885ca5caecc8faedc52dc192098126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9b9b3484d45d9d162e295d7289289c3f885ca5caecc8faedc52dc192098126", kill_on_drop: false }`
[INFO] [stdout] fb9b9b3484d45d9d162e295d7289289c3f885ca5caecc8faedc52dc192098126