[INFO] cloning repository https://github.com/tetcore/substrate-proof-of-existence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcore/substrate-proof-of-existence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Fsubstrate-proof-of-existence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Fsubstrate-proof-of-existence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cd47ed2ed20410af44db69b9a0c720498361650
[INFO] testing tetcore/substrate-proof-of-existence against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Fsubstrate-proof-of-existence" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcore/substrate-proof-of-existence on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcore/substrate-proof-of-existence
[INFO] finished tweaking git repo https://github.com/tetcore/substrate-proof-of-existence
[INFO] tweaked toml for git repo https://github.com/tetcore/substrate-proof-of-existence written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcore/substrate-proof-of-existence already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c721778106e2a0ab2694ab44e4100670a71e32e382163f1d216988061548d9cb
[INFO] running `Command { std: "docker" "start" "-a" "c721778106e2a0ab2694ab44e4100670a71e32e382163f1d216988061548d9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c721778106e2a0ab2694ab44e4100670a71e32e382163f1d216988061548d9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c721778106e2a0ab2694ab44e4100670a71e32e382163f1d216988061548d9cb", kill_on_drop: false }`
[INFO] [stdout] c721778106e2a0ab2694ab44e4100670a71e32e382163f1d216988061548d9cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc3237b990d4cf92dfcd73f9e342e2094ec769c7e6403b873d801a51dd665f17
[INFO] running `Command { std: "docker" "start" "-a" "fc3237b990d4cf92dfcd73f9e342e2094ec769c7e6403b873d801a51dd665f17", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling rustc-hex v2.0.1
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling hash-db v0.12.4
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling hashmap_core v0.1.10
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling base58 v0.1.0
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[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling environmental v1.0.1
[INFO] [stderr]    Compiling integer-sqrt v0.1.2
[INFO] [stderr]    Compiling bitmask v0.5.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling trie-root v0.12.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling sr-std v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling sr-io v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling elastic-array v0.10.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling hash256-std-hasher v0.12.4
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling uint v0.7.1
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling hex-literal v0.1.4
[INFO] [stderr]    Compiling merlin v1.1.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling hmac-drbg v0.1.2
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling wasmi-validation v0.1.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling hmac v0.7.0
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]    Compiling twox-hash v1.4.2
[INFO] [stderr]    Compiling trie-db v0.12.4
[INFO] [stderr]    Compiling libsecp256k1 v0.2.2
[INFO] [stderr]    Compiling fixed-hash v0.3.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling once_cell v0.1.8
[INFO] [stderr]    Compiling wasmi v0.4.5
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling substrate-panic-handler v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling srml-support-procedural-tools-derive v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling parity-util-mem v0.1.0
[INFO] [stderr]    Compiling memory-db v0.12.4
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling paste-impl v0.1.5
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]    Compiling tiny-bip39 v0.6.2
[INFO] [stderr]    Compiling schnorrkel v0.1.1
[INFO] [stderr]    Compiling substrate-bip39 v0.2.2 (https://github.com/paritytech/substrate-bip39#e4ade6da)
[INFO] [stderr]    Compiling paste v0.1.5
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling impl-serde v0.2.0
[INFO] [stderr]    Compiling impl-serde v0.1.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling srml-support-procedural-tools v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling parity-codec-derive v3.3.0
[INFO] [stderr]    Compiling sr-api-macros v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling parity-codec v3.5.4
[INFO] [stderr]    Compiling impl-codec v0.2.0
[INFO] [stderr]    Compiling primitive-types v0.2.4
[INFO] [stderr]    Compiling substrate-primitives v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling substrate-trie v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling srml-metadata v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling substrate-state-machine v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling srml-support-procedural v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling sr-primitives v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling substrate-inherents v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling srml-support v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling srml-system v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling srml-timestamp v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling proof-of-existence v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "fc3237b990d4cf92dfcd73f9e342e2094ec769c7e6403b873d801a51dd665f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3237b990d4cf92dfcd73f9e342e2094ec769c7e6403b873d801a51dd665f17", kill_on_drop: false }`
[INFO] [stdout] fc3237b990d4cf92dfcd73f9e342e2094ec769c7e6403b873d801a51dd665f17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5068204f9887d97461e9c094455c9a81ca49c1eca7b805d307150832363f52a2
[INFO] running `Command { std: "docker" "start" "-a" "5068204f9887d97461e9c094455c9a81ca49c1eca7b805d307150832363f52a2", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling strum v0.14.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling strum_macros v0.14.0
[INFO] [stderr]    Compiling substrate-keyring v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling srml-balances v1.0.0 (https://github.com/paritytech/substrate.git?branch=v1.0#2f1b89f4)
[INFO] [stderr]    Compiling proof-of-existence v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 57s
[INFO] running `Command { std: "docker" "inspect" "5068204f9887d97461e9c094455c9a81ca49c1eca7b805d307150832363f52a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5068204f9887d97461e9c094455c9a81ca49c1eca7b805d307150832363f52a2", kill_on_drop: false }`
[INFO] [stdout] 5068204f9887d97461e9c094455c9a81ca49c1eca7b805d307150832363f52a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52779509d3d9f4101ac21e7051ca7ca82cff86dd76071f842283d0c2bbe10e9a
[INFO] running `Command { std: "docker" "start" "-a" "52779509d3d9f4101ac21e7051ca7ca82cff86dd76071f842283d0c2bbe10e9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proof_of_existence-30c7f7aab02e1468)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests proof-of-existence
[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" "52779509d3d9f4101ac21e7051ca7ca82cff86dd76071f842283d0c2bbe10e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52779509d3d9f4101ac21e7051ca7ca82cff86dd76071f842283d0c2bbe10e9a", kill_on_drop: false }`
[INFO] [stdout] 52779509d3d9f4101ac21e7051ca7ca82cff86dd76071f842283d0c2bbe10e9a