[INFO] fetching crate erc20 0.1.1...
[INFO] testing erc20-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate erc20 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate erc20 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erc20 0.1.1
[INFO] finished tweaking crates.io crate erc20 0.1.1
[INFO] tweaked toml for crates.io crate erc20 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5dc8e395abf9cd2e87d6a01b88244a0fcc87903862ad4a027323b022bf94da6e
[INFO] running `Command { std: "docker" "start" "-a" "5dc8e395abf9cd2e87d6a01b88244a0fcc87903862ad4a027323b022bf94da6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dc8e395abf9cd2e87d6a01b88244a0fcc87903862ad4a027323b022bf94da6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dc8e395abf9cd2e87d6a01b88244a0fcc87903862ad4a027323b022bf94da6e", kill_on_drop: false }`
[INFO] [stdout] 5dc8e395abf9cd2e87d6a01b88244a0fcc87903862ad4a027323b022bf94da6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 662242c73c45e134783ae19d3d07b60dae8fded899fdc45ad700ac76cf378afd
[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" "662242c73c45e134783ae19d3d07b60dae8fded899fdc45ad700ac76cf378afd", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling rlp v0.4.6
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling impl-rlp v0.2.1
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling parity-scale-codec v1.3.5
[INFO] [stderr]    Compiling impl-serde v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling soketto v0.4.2
[INFO] [stderr]    Compiling ethbloom v0.9.2
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling async-native-tls v0.3.3
[INFO] [stderr]    Compiling impl-codec v0.4.2
[INFO] [stderr]    Compiling primitive-types v0.7.3
[INFO] [stderr]    Compiling ethereum-types v0.9.2
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling ethabi v12.0.0
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling web3 v0.13.0
[INFO] [stderr]    Compiling erc20 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "662242c73c45e134783ae19d3d07b60dae8fded899fdc45ad700ac76cf378afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662242c73c45e134783ae19d3d07b60dae8fded899fdc45ad700ac76cf378afd", kill_on_drop: false }`
[INFO] [stdout] 662242c73c45e134783ae19d3d07b60dae8fded899fdc45ad700ac76cf378afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad649e3d4e61309d2524eff2af42a3a794558b1d94aa03fb61fe6e6fdeb29cfb
[INFO] running `Command { std: "docker" "start" "-a" "ad649e3d4e61309d2524eff2af42a3a794558b1d94aa03fb61fe6e6fdeb29cfb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling erc20 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.33s
[INFO] running `Command { std: "docker" "inspect" "ad649e3d4e61309d2524eff2af42a3a794558b1d94aa03fb61fe6e6fdeb29cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad649e3d4e61309d2524eff2af42a3a794558b1d94aa03fb61fe6e6fdeb29cfb", kill_on_drop: false }`
[INFO] [stdout] ad649e3d4e61309d2524eff2af42a3a794558b1d94aa03fb61fe6e6fdeb29cfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40ae35f87a02692f06632bdf53436fc0a146d0f9dda14301b7f8c50fc6f24afd
[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" "40ae35f87a02692f06632bdf53436fc0a146d0f9dda14301b7f8c50fc6f24afd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/erc20-90a94a43e42b82db
[INFO] [stdout] running 5 tests
[INFO] [stdout] test transaction_test::parse_no_transfer_transaction ... ok
[INFO] [stdout] test util_test::fixed_number_to_bytes ... ok
[INFO] [stderr]    Doc-tests erc20
[INFO] [stdout] test util_test::bytes_to_fixed_number ... ok
[INFO] [stdout] test transaction_test::parse_erc20 ... ok
[INFO] [stdout] test erc20::creating_address ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "40ae35f87a02692f06632bdf53436fc0a146d0f9dda14301b7f8c50fc6f24afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ae35f87a02692f06632bdf53436fc0a146d0f9dda14301b7f8c50fc6f24afd", kill_on_drop: false }`
[INFO] [stdout] 40ae35f87a02692f06632bdf53436fc0a146d0f9dda14301b7f8c50fc6f24afd