[INFO] fetching crate block_on_proc 0.2.0...
[INFO] checking block_on_proc-0.2.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate block_on_proc 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate block_on_proc 0.2.0 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 block_on_proc 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate block_on_proc 0.2.0
[INFO] tweaked toml for crates.io crate block_on_proc 0.2.0 written to /workspace/builds/worker-7/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6d1c058dc6d31021698c8135d7bee95a3feda34b29c389eba584411784d3e429
[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" "6d1c058dc6d31021698c8135d7bee95a3feda34b29c389eba584411784d3e429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d1c058dc6d31021698c8135d7bee95a3feda34b29c389eba584411784d3e429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1c058dc6d31021698c8135d7bee95a3feda34b29c389eba584411784d3e429", kill_on_drop: false }`
[INFO] [stdout] 6d1c058dc6d31021698c8135d7bee95a3feda34b29c389eba584411784d3e429
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4509e887e0a4ec283bec85027ac144756b741f05f9770d367055492e489e422b
[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" "4509e887e0a4ec283bec85027ac144756b741f05f9770d367055492e489e422b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling trybuild v1.0.41
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]     Checking nb-connect v1.0.3
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking block_on_proc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.39s
[INFO] running `Command { std: "docker" "inspect" "4509e887e0a4ec283bec85027ac144756b741f05f9770d367055492e489e422b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4509e887e0a4ec283bec85027ac144756b741f05f9770d367055492e489e422b", kill_on_drop: false }`
[INFO] [stdout] 4509e887e0a4ec283bec85027ac144756b741f05f9770d367055492e489e422b