[INFO] cloning repository https://github.com/gemblockchain/gemgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gemblockchain/gemgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgemblockchain%2Fgemgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgemblockchain%2Fgemgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a12bd85b58f58dc3d240e512025a8b6fd82cc122
[INFO] checking gemblockchain/gemgen against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgemblockchain%2Fgemgen" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gemblockchain/gemgen on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gemblockchain/gemgen
[INFO] finished tweaking git repo https://github.com/gemblockchain/gemgen
[INFO] tweaked toml for git repo https://github.com/gemblockchain/gemgen written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/gemblockchain/gemgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v2.2.2
[INFO] [stderr]   Downloaded tiny-bip39 v0.7.3
[INFO] [stderr]   Downloaded curve25519-dalek v2.0.0
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.2
[INFO] [stderr]   Downloaded zeroize_derive v1.0.1
[INFO] [stderr]   Downloaded parity-scale-codec-derive v1.2.2
[INFO] [stderr]   Downloaded parity-util-mem v0.7.0
[INFO] [stderr]   Downloaded ed25519 v1.0.3
[INFO] [stderr]   Downloaded sp-storage v2.0.1
[INFO] [stderr]   Downloaded environmental v1.1.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.35
[INFO] [stderr]   Downloaded sp-debug-derive v2.0.1
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v2.0.1
[INFO] [stderr]   Downloaded parity-scale-codec v1.3.6
[INFO] [stderr]   Downloaded backtrace v0.3.46
[INFO] [stderr]   Downloaded gemblockchain v0.2.1
[INFO] [stderr]   Downloaded sp-core v2.0.1
[INFO] [stderr]   Downloaded secrecy v0.6.0
[INFO] [stderr]   Downloaded sp-externalities v0.8.1
[INFO] [stderr]   Downloaded sp-tracing v2.0.1
[INFO] [stderr]   Downloaded sp-wasm-interface v2.0.1
[INFO] [stderr]   Downloaded sp-runtime-interface v2.0.1
[INFO] [stderr]   Downloaded sp-std v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d61a03a9f0b157cab962500ee64e652a351f2d206507393206f415bcc700b858
[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" "d61a03a9f0b157cab962500ee64e652a351f2d206507393206f415bcc700b858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d61a03a9f0b157cab962500ee64e652a351f2d206507393206f415bcc700b858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61a03a9f0b157cab962500ee64e652a351f2d206507393206f415bcc700b858", kill_on_drop: false }`
[INFO] [stdout] d61a03a9f0b157cab962500ee64e652a351f2d206507393206f415bcc700b858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07782554fb1aa23fc49a48b8563d3a936d26c53f0a34337b42b853c9117a4cad
[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" "07782554fb1aa23fc49a48b8563d3a936d26c53f0a34337b42b853c9117a4cad", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   once_cell v1.5.2 (as host dependency): parking_lot
[INFO] [stderr]   serde v1.0.123 (as host dependency): alloc, derive, serde_derive
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking sp-std v2.0.1
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.12
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling sp-debug-derive v2.0.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking ref-cast v1.0.6
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking merlin v2.0.1
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking tracing v0.1.23
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking substrate-bip39 v0.4.2
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.1
[INFO] [stderr]     Checking parity-scale-codec v1.3.6
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sp-storage v2.0.1
[INFO] [stderr]     Checking sp-wasm-interface v2.0.1
[INFO] [stderr]     Checking sp-tracing v2.0.1
[INFO] [stderr]     Checking primitive-types v0.7.3
[INFO] [stderr]     Checking sp-externalities v0.8.1
[INFO] [stderr]     Checking sp-runtime-interface v2.0.1
[INFO] [stderr]     Checking sp-core v2.0.1
[INFO] [stderr]     Checking gemblockchain v0.2.1
[INFO] [stderr]     Checking gemgen v0.2.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.1
[INFO] [stderr]     Checking parity-scale-codec v1.3.6
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sp-storage v2.0.1
[INFO] [stderr]     Checking sp-wasm-interface v2.0.1
[INFO] [stderr]     Checking sp-tracing v2.0.1
[INFO] [stderr]     Checking primitive-types v0.7.3
[INFO] [stderr]     Checking sp-externalities v0.8.1
[INFO] [stderr]     Checking sp-runtime-interface v2.0.1
[INFO] [stderr]     Checking parity-util-mem v0.7.0
[INFO] [stderr]     Checking sp-core v2.0.1
[INFO] [stderr]     Checking gemblockchain v0.2.1
[INFO] [stderr]     Checking gemgen v0.2.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.41s
[INFO] running `Command { std: "docker" "inspect" "07782554fb1aa23fc49a48b8563d3a936d26c53f0a34337b42b853c9117a4cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07782554fb1aa23fc49a48b8563d3a936d26c53f0a34337b42b853c9117a4cad", kill_on_drop: false }`
[INFO] [stdout] 07782554fb1aa23fc49a48b8563d3a936d26c53f0a34337b42b853c9117a4cad