[INFO] fetching crate pro_lang 3.0.0-rc2...
[INFO] checking pro_lang-3.0.0-rc2 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate pro_lang 3.0.0-rc2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pro_lang 3.0.0-rc2 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 pro_lang 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_lang 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_lang 3.0.0-rc2 written to /workspace/builds/worker-8/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pro_storage v3.0.0-rc2
[INFO] [stderr]   Downloaded pro_lang_macro v3.0.0-rc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 51e7e77b8ea36c75b032a269f24ec189e88a093b2f7488a528350ec83767039d
[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" "51e7e77b8ea36c75b032a269f24ec189e88a093b2f7488a528350ec83767039d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51e7e77b8ea36c75b032a269f24ec189e88a093b2f7488a528350ec83767039d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e7e77b8ea36c75b032a269f24ec189e88a093b2f7488a528350ec83767039d", kill_on_drop: false }`
[INFO] [stdout] 51e7e77b8ea36c75b032a269f24ec189e88a093b2f7488a528350ec83767039d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 61a92d7f81d649f88601820d4388a454bfe88fc6f04fdc8afd5ea0df35cb3cf2
[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" "61a92d7f81d649f88601820d4388a454bfe88fc6f04fdc8afd5ea0df35cb3cf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]    Compiling byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking pro_prelude v3.0.0-rc2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking bitvec v0.20.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking pro_allocator v3.0.0-rc2
[INFO] [stderr]    Compiling regex v1.4.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pro_lang_ir v3.0.0-rc2
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling tetsy-scale-info-derive v0.3.0
[INFO] [stderr]    Compiling pro_storage_derive v3.0.0-rc2
[INFO] [stderr]    Compiling pro_lang_codegen v3.0.0-rc2
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]     Checking tetsy-scale-codec v2.0.1
[INFO] [stderr]    Compiling tetsy-scale-info v0.5.1
[INFO] [stderr]    Compiling pro_primitives v3.0.0-rc2
[INFO] [stderr]     Checking pro_metadata v3.0.0-rc2
[INFO] [stderr]    Compiling pro_lang_macro v3.0.0-rc2
[INFO] [stderr]     Checking pro_env v3.0.0-rc2
[INFO] [stderr]     Checking pro_storage v3.0.0-rc2
[INFO] [stderr]     Checking pro_lang v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `Command { std: "docker" "inspect" "61a92d7f81d649f88601820d4388a454bfe88fc6f04fdc8afd5ea0df35cb3cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a92d7f81d649f88601820d4388a454bfe88fc6f04fdc8afd5ea0df35cb3cf2", kill_on_drop: false }`
[INFO] [stdout] 61a92d7f81d649f88601820d4388a454bfe88fc6f04fdc8afd5ea0df35cb3cf2