[INFO] fetching crate blockchain_contracts 0.4.1...
[INFO] checking blockchain_contracts-0.4.1 against master#2e5723137b2b88368d018b262a0a823a1423131b for pr-78935-1
[INFO] extracting crate blockchain_contracts 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate blockchain_contracts 0.4.1 on toolchain 2e5723137b2b88368d018b262a0a823a1423131b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blockchain_contracts 0.4.1
[INFO] finished tweaking crates.io crate blockchain_contracts 0.4.1
[INFO] tweaked toml for crates.io crate blockchain_contracts 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0ef6235ef62f6347477d8ca8f306e663b64f4b4f3044a9157fdabdcf4e2b137
[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" "f0ef6235ef62f6347477d8ca8f306e663b64f4b4f3044a9157fdabdcf4e2b137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0ef6235ef62f6347477d8ca8f306e663b64f4b4f3044a9157fdabdcf4e2b137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ef6235ef62f6347477d8ca8f306e663b64f4b4f3044a9157fdabdcf4e2b137", kill_on_drop: false }`
[INFO] [stdout] f0ef6235ef62f6347477d8ca8f306e663b64f4b4f3044a9157fdabdcf4e2b137
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f47120fcfa7e11cd50e6ad1950816d7cf6f2f9becee2c01b4809f9743743700
[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" "2f47120fcfa7e11cd50e6ad1950816d7cf6f2f9becee2c01b4809f9743743700", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
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[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
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[INFO] [stderr]     Checking rustc-serialize v0.3.24
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[INFO] [stderr]    Compiling anyhow v1.0.35
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]     Checking tokio-sync v0.1.8
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[INFO] [stderr]    Compiling miniz_oxide v0.4.3
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[INFO] [stderr]    Compiling num-iter v0.1.42
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[INFO] [stderr]     Checking lock_api v0.3.4
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[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]    Compiling syn v0.15.44
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[INFO] [stderr]     Checking tracing v0.1.22
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[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking native-tls v0.2.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]     Checking rust-crypto v0.2.36
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[INFO] [stderr]     Checking num-rational v0.1.42
[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 sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stderr]     Checking tokio-core v0.1.18
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking bitcoin_hashes v0.9.4
[INFO] [stderr]     Checking secp256k1 v0.19.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking ethbloom v0.8.1
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]     Checking testcontainers v0.9.1
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking bitcoin v0.25.2
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking primitive-types v0.6.2
[INFO] [stderr]     Checking primitive-types v0.5.1
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.9
[INFO] [stderr]     Checking ethereum-types v0.8.0
[INFO] [stderr]     Checking ethabi v9.0.1
[INFO] [stderr]     Checking blockchain_contracts v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking web3 v0.10.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 29s
[INFO] running `Command { std: "docker" "inspect" "2f47120fcfa7e11cd50e6ad1950816d7cf6f2f9becee2c01b4809f9743743700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f47120fcfa7e11cd50e6ad1950816d7cf6f2f9becee2c01b4809f9743743700", kill_on_drop: false }`
[INFO] [stdout] 2f47120fcfa7e11cd50e6ad1950816d7cf6f2f9becee2c01b4809f9743743700