[INFO] fetching crate numbagoup 0.6.0...
[INFO] checking numbagoup-0.6.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate numbagoup 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate numbagoup 0.6.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numbagoup 0.6.0
[INFO] finished tweaking crates.io crate numbagoup 0.6.0
[INFO] tweaked toml for crates.io crate numbagoup 0.6.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate numbagoup 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pbkdf2 v0.7.3
[INFO] [stderr]   Downloaded ethers-contract-abigen v0.2.2
[INFO] [stderr]   Downloaded ethers-contract-derive v0.2.2
[INFO] [stderr]   Downloaded password-hash v0.1.1
[INFO] [stderr]   Downloaded scrypt v0.6.3
[INFO] [stderr]   Downloaded ethers-contract v0.2.2
[INFO] [stderr]   Downloaded serde-aux v2.1.1
[INFO] [stderr]   Downloaded ethers-providers v0.2.2
[INFO] [stderr]   Downloaded elliptic-curve v0.9.4
[INFO] [stderr]   Downloaded ethabi-next v13.1.0
[INFO] [stderr]   Downloaded eth-keystore v0.2.0
[INFO] [stderr]   Downloaded ethers-signers v0.2.2
[INFO] [stderr]   Downloaded ethers-middleware v0.2.2
[INFO] [stderr]   Downloaded base64ct v0.2.1
[INFO] [stderr]   Downloaded ethers-core v0.2.2
[INFO] [stderr]   Downloaded ethers v0.2.2
[INFO] [stderr]   Downloaded rustbreak v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84d4d598225755e756489a8659bde7129478f90bdeda06c4d72503e8d7cf63ca
[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" "84d4d598225755e756489a8659bde7129478f90bdeda06c4d72503e8d7cf63ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84d4d598225755e756489a8659bde7129478f90bdeda06c4d72503e8d7cf63ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d4d598225755e756489a8659bde7129478f90bdeda06c4d72503e8d7cf63ca", kill_on_drop: false }`
[INFO] [stdout] 84d4d598225755e756489a8659bde7129478f90bdeda06c4d72503e8d7cf63ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e1b094798597b84bef1389d54cae54456aedfd2eea16fc219ed6188ace41d9c
[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" "9e1b094798597b84bef1389d54cae54456aedfd2eea16fc219ed6188ace41d9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
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[INFO] [stderr]    Compiling version_check v0.9.2
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[INFO] [stderr]    Compiling tokio v1.3.0
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[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking bitvec v0.18.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking uint v0.9.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]     Checking bitvec v0.20.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]    Compiling getrandom v0.2.2
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[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking mio v0.7.9
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[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]     Checking digest v0.9.0
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[INFO] [stderr]     Checking crypto-mac v0.10.0
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[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling elliptic-curve v0.9.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling ff v0.8.0
[INFO] [stderr]     Checking password-hash v0.1.1
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking sha3 v0.9.1
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[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking salsa20 v0.7.2
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling group v0.8.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking pbkdf2 v0.7.3
[INFO] [stderr]    Compiling elliptic-curve v0.8.5
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]     Checking scrypt v0.6.3
[INFO] [stderr]    Compiling ecdsa v0.10.2
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling k256 v0.7.2
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking parity-scale-codec v2.0.1
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[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking uuid v0.8.2
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[INFO] [stderr]     Checking rlp v0.5.0
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[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking ethbloom v0.11.0
[INFO] [stderr]     Checking rustbreak v2.0.0
[INFO] [stderr]     Checking eth-keystore v0.2.0
[INFO] [stderr]     Checking serde-aux v2.1.1
[INFO] [stderr]     Checking impl-codec v0.5.0
[INFO] [stderr]     Checking primitive-types v0.9.0
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking ethereum-types v0.11.0
[INFO] [stderr]     Checking tokio-util v0.6.4
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking ethabi-next v13.1.0
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking ethers-core v0.2.2
[INFO] [stderr]     Checking ethers-contract-abigen v0.2.2
[INFO] [stderr]     Checking ethers-signers v0.2.2
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking ethers-providers v0.2.2
[INFO] [stderr]    Compiling ethers-contract-derive v0.2.2
[INFO] [stderr]     Checking ethers-contract v0.2.2
[INFO] [stderr]     Checking ethers-middleware v0.2.2
[INFO] [stderr]     Checking ethers v0.2.2
[INFO] [stderr]     Checking numbagoup v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 41s
[INFO] running `Command { std: "docker" "inspect" "9e1b094798597b84bef1389d54cae54456aedfd2eea16fc219ed6188ace41d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e1b094798597b84bef1389d54cae54456aedfd2eea16fc219ed6188ace41d9c", kill_on_drop: false }`
[INFO] [stdout] 9e1b094798597b84bef1389d54cae54456aedfd2eea16fc219ed6188ace41d9c