[INFO] cloning repository https://github.com/grendias/Nano-Generate-Epoch-Blocks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grendias/Nano-Generate-Epoch-Blocks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrendias%2FNano-Generate-Epoch-Blocks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrendias%2FNano-Generate-Epoch-Blocks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4419ca7306976cd364abb027651c883e3ea7d021
[INFO] checking grendias/Nano-Generate-Epoch-Blocks against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrendias%2FNano-Generate-Epoch-Blocks" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grendias/Nano-Generate-Epoch-Blocks on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grendias/Nano-Generate-Epoch-Blocks
[INFO] finished tweaking git repo https://github.com/grendias/Nano-Generate-Epoch-Blocks
[INFO] tweaked toml for git repo https://github.com/grendias/Nano-Generate-Epoch-Blocks written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/grendias/Nano-Generate-Epoch-Blocks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--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
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69276a51821e3a918e35be698f5facbc1b056d90c075cac4d0ee46e9b4a4c4ff
[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" "69276a51821e3a918e35be698f5facbc1b056d90c075cac4d0ee46e9b4a4c4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69276a51821e3a918e35be698f5facbc1b056d90c075cac4d0ee46e9b4a4c4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69276a51821e3a918e35be698f5facbc1b056d90c075cac4d0ee46e9b4a4c4ff", kill_on_drop: false }`
[INFO] [stdout] 69276a51821e3a918e35be698f5facbc1b056d90c075cac4d0ee46e9b4a4c4ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19a7ac2fd72c888edc2a3fe33c62e5e058ce9107bb725273eb54fb044d5936ac
[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" "19a7ac2fd72c888edc2a3fe33c62e5e058ce9107bb725273eb54fb044d5936ac", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
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[INFO] [stderr]     Checking futures v0.1.25
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[INFO] [stderr]     Checking scopeguard v0.3.3
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[INFO] [stderr]     Checking stable_deref_trait v1.1.1
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[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]    Compiling subtle v0.6.3
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling openssl v0.10.12
[INFO] [stderr]     Checking unicode-normalization v0.1.7
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[INFO] [stderr]    Compiling native-tls v0.2.1
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[INFO] [stderr]     Checking dtoa v0.4.3
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[INFO] [stderr]     Checking unreachable v1.0.0
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[INFO] [stderr]     Checking owning_ref v0.3.3
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[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking mio v0.6.16
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[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking tokio-io v0.1.9
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[INFO] [stderr]    Compiling parking_lot_core v0.3.1
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[INFO] [stderr]     Checking num-integer v0.1.39
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[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling curve25519-dalek v0.16.4
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]    Compiling curve25519-dalek v0.20.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.2
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]     Checking ed25519-dalek v0.6.2
[INFO] [stderr]     Checking ed25519-dalek v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking hyper v0.12.11
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.2
[INFO] [stderr]     Checking nanocurrency-types v0.3.14
[INFO] [stderr]     Checking generate-epoch-blocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "19a7ac2fd72c888edc2a3fe33c62e5e058ce9107bb725273eb54fb044d5936ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a7ac2fd72c888edc2a3fe33c62e5e058ce9107bb725273eb54fb044d5936ac", kill_on_drop: false }`
[INFO] [stdout] 19a7ac2fd72c888edc2a3fe33c62e5e058ce9107bb725273eb54fb044d5936ac