[INFO] fetching crate pro_lang 3.0.0-rc2...
[INFO] testing pro_lang-3.0.0-rc2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate pro_lang 3.0.0-rc2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate pro_lang 3.0.0-rc2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a3a9f0d9f457f4f3d2d2b7131de8be5f7a8a682baa680ca94ab4f90f77269b1
[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" "7a3a9f0d9f457f4f3d2d2b7131de8be5f7a8a682baa680ca94ab4f90f77269b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a3a9f0d9f457f4f3d2d2b7131de8be5f7a8a682baa680ca94ab4f90f77269b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3a9f0d9f457f4f3d2d2b7131de8be5f7a8a682baa680ca94ab4f90f77269b1", kill_on_drop: false }`
[INFO] [stdout] 7a3a9f0d9f457f4f3d2d2b7131de8be5f7a8a682baa680ca94ab4f90f77269b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf7900cda0776c84ab5d63d553270ccca0791fb155a2f2761d4bf93359190045
[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" "cf7900cda0776c84ab5d63d553270ccca0791fb155a2f2761d4bf93359190045", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling array-init v1.0.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling pro_prelude v3.0.0-rc2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pro_allocator v3.0.0-rc2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling pro_lang_ir v3.0.0-rc2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling derive_more v0.99.17
[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]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]    Compiling 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]    Compiling pro_metadata v3.0.0-rc2
[INFO] [stderr]    Compiling pro_lang_macro v3.0.0-rc2
[INFO] [stderr]    Compiling pro_env v3.0.0-rc2
[INFO] [stderr]    Compiling pro_storage v3.0.0-rc2
[INFO] [stderr]    Compiling pro_lang v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "cf7900cda0776c84ab5d63d553270ccca0791fb155a2f2761d4bf93359190045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7900cda0776c84ab5d63d553270ccca0791fb155a2f2761d4bf93359190045", kill_on_drop: false }`
[INFO] [stdout] cf7900cda0776c84ab5d63d553270ccca0791fb155a2f2761d4bf93359190045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f975038e038b985640a949911c48eb165ca6fb994bca4370daabba8ece9d6a1
[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" "8f975038e038b985640a949911c48eb165ca6fb994bca4370daabba8ece9d6a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling pro_lang v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "8f975038e038b985640a949911c48eb165ca6fb994bca4370daabba8ece9d6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f975038e038b985640a949911c48eb165ca6fb994bca4370daabba8ece9d6a1", kill_on_drop: false }`
[INFO] [stdout] 8f975038e038b985640a949911c48eb165ca6fb994bca4370daabba8ece9d6a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58e0658f9d17cc4c3e476b7c15fe05a3bffbd295b2eda9538b84e57f82ba57cb
[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" "58e0658f9d17cc4c3e476b7c15fe05a3bffbd295b2eda9538b84e57f82ba57cb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pro_lang-d7423e91481601e0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pro_lang
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58e0658f9d17cc4c3e476b7c15fe05a3bffbd295b2eda9538b84e57f82ba57cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e0658f9d17cc4c3e476b7c15fe05a3bffbd295b2eda9538b84e57f82ba57cb", kill_on_drop: false }`
[INFO] [stdout] 58e0658f9d17cc4c3e476b7c15fe05a3bffbd295b2eda9538b84e57f82ba57cb