[INFO] fetching crate ink_lang 3.0.0-rc2...
[INFO] testing ink_lang-3.0.0-rc2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ink_lang 3.0.0-rc2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ink_lang 3.0.0-rc2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ink_lang 3.0.0-rc2
[INFO] finished tweaking crates.io crate ink_lang 3.0.0-rc2
[INFO] tweaked toml for crates.io crate ink_lang 3.0.0-rc2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ink_lang_macro v3.0.0-rc2
[INFO] [stderr]   Downloaded ink_storage v3.0.0-rc2
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bab4c3237a080ac746567c0334f31ea1bfcb4ef18606b85b97da76f8e6a2d80f
[INFO] running `Command { std: "docker" "start" "-a" "bab4c3237a080ac746567c0334f31ea1bfcb4ef18606b85b97da76f8e6a2d80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bab4c3237a080ac746567c0334f31ea1bfcb4ef18606b85b97da76f8e6a2d80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab4c3237a080ac746567c0334f31ea1bfcb4ef18606b85b97da76f8e6a2d80f", kill_on_drop: false }`
[INFO] [stdout] bab4c3237a080ac746567c0334f31ea1bfcb4ef18606b85b97da76f8e6a2d80f
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcec68b54d8c99a8c2ce3d4ea41cd18efa66572550811958cc1991e3975b6733
[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" "dcec68b54d8c99a8c2ce3d4ea41cd18efa66572550811958cc1991e3975b6733", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling trybuild v1.0.38
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling array-init v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling ink_allocator v3.0.0-rc2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling ink_lang_ir v3.0.0-rc2
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling parity-scale-codec v1.3.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling ink_storage_derive v3.0.0-rc2
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling ink_lang_codegen v3.0.0-rc2
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling scale-info v0.4.1
[INFO] [stderr]    Compiling ink_primitives v3.0.0-rc2
[INFO] [stderr]    Compiling ink_metadata v3.0.0-rc2
[INFO] [stderr]    Compiling ink_lang_macro v3.0.0-rc2
[INFO] [stderr]    Compiling ink_env v3.0.0-rc2
[INFO] [stderr]    Compiling ink_storage v3.0.0-rc2
[INFO] [stderr]    Compiling ink_lang v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "dcec68b54d8c99a8c2ce3d4ea41cd18efa66572550811958cc1991e3975b6733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcec68b54d8c99a8c2ce3d4ea41cd18efa66572550811958cc1991e3975b6733", kill_on_drop: false }`
[INFO] [stdout] dcec68b54d8c99a8c2ce3d4ea41cd18efa66572550811958cc1991e3975b6733
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faa3b0c7490f9d66336aa50110eff485c6765aea3b9f467cd5dfe380a5c0c38c
[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" "faa3b0c7490f9d66336aa50110eff485c6765aea3b9f467cd5dfe380a5c0c38c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ink_lang v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "faa3b0c7490f9d66336aa50110eff485c6765aea3b9f467cd5dfe380a5c0c38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faa3b0c7490f9d66336aa50110eff485c6765aea3b9f467cd5dfe380a5c0c38c", kill_on_drop: false }`
[INFO] [stdout] faa3b0c7490f9d66336aa50110eff485c6765aea3b9f467cd5dfe380a5c0c38c
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e79dd33bb98677273ecd31e89224348c80361286628cb53d4389114b59b2ee3
[INFO] running `Command { std: "docker" "start" "-a" "6e79dd33bb98677273ecd31e89224348c80361286628cb53d4389114b59b2ee3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ink_lang-a866f37f9c3abc3c
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ink_lang
[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] [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" "6e79dd33bb98677273ecd31e89224348c80361286628cb53d4389114b59b2ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e79dd33bb98677273ecd31e89224348c80361286628cb53d4389114b59b2ee3", kill_on_drop: false }`
[INFO] [stdout] 6e79dd33bb98677273ecd31e89224348c80361286628cb53d4389114b59b2ee3