[INFO] updating cached repository https://github.com/tomusdrw/eth-tx-fee-bumper
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b3e4e1d6bdb6ae59f8bc0c364aeded9343f8ead
[INFO] checking tomusdrw/eth-tx-fee-bumper against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomusdrw%2Feth-tx-fee-bumper" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tomusdrw/eth-tx-fee-bumper on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tomusdrw/eth-tx-fee-bumper
[INFO] finished tweaking git repo https://github.com/tomusdrw/eth-tx-fee-bumper
[INFO] tweaked toml for git repo https://github.com/tomusdrw/eth-tx-fee-bumper written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tomusdrw/eth-tx-fee-bumper already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba90c173b540d730823e18c1f107f21e9f7e6496ce7b2c4a5d2d49d25ba7eb3b
[INFO] running `"docker" "start" "-a" "ba90c173b540d730823e18c1f107f21e9f7e6496ce7b2c4a5d2d49d25ba7eb3b"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking subtle v2.1.1
[INFO] [stderr]     Checking memzero v0.1.0
[INFO] [stderr]     Checking zeroize v1.0.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking stream-cipher v0.3.0
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking uint v0.8.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking impl-rlp v0.2.0
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking scrypt v0.2.0
[INFO] [stderr]     Checking secp256k1 v0.15.5
[INFO] [stderr]     Checking fixed-hash v0.5.1
[INFO] [stderr]     Checking parity-crypto v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking serde v1.0.103
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking parity-scale-codec v1.1.0
[INFO] [stderr]     Checking impl-serde v0.1.1
[INFO] [stderr]     Checking ethsign v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking ethbloom v0.8.1
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.6.1
[INFO] [stderr]     Checking ethereum-types v0.8.0
[INFO] [stderr]     Checking ethereum-transaction v0.2.0 (https://github.com/tomusdrw/jsonrpc-proxy#7b5e1cc9)
[INFO] [stderr]     Checking tx-fee-bumper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `"docker" "inspect" "ba90c173b540d730823e18c1f107f21e9f7e6496ce7b2c4a5d2d49d25ba7eb3b"`
[INFO] running `"docker" "rm" "-f" "ba90c173b540d730823e18c1f107f21e9f7e6496ce7b2c4a5d2d49d25ba7eb3b"`
[INFO] [stdout] ba90c173b540d730823e18c1f107f21e9f7e6496ce7b2c4a5d2d49d25ba7eb3b