[INFO] fetching crate sutro 0.0.1...
[INFO] testing sutro-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sutro 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sutro 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sutro 0.0.1
[INFO] finished tweaking crates.io crate sutro 0.0.1
[INFO] tweaked toml for crates.io crate sutro 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sutro 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 039eadba7228912b67e4950befd3b13221058e24ea8abb7409db08bc4f926a4c
[INFO] running `Command { std: "docker" "start" "-a" "039eadba7228912b67e4950befd3b13221058e24ea8abb7409db08bc4f926a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "039eadba7228912b67e4950befd3b13221058e24ea8abb7409db08bc4f926a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039eadba7228912b67e4950befd3b13221058e24ea8abb7409db08bc4f926a4c", kill_on_drop: false }`
[INFO] [stdout] 039eadba7228912b67e4950befd3b13221058e24ea8abb7409db08bc4f926a4c
[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=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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675a5a52ec72b41a4cf2680516f6124d5322d0f223c529d16fca9e9f3ce942c6
[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" "675a5a52ec72b41a4cf2680516f6124d5322d0f223c529d16fca9e9f3ce942c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling cranelift-entity v0.66.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling rlp v0.4.6
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling errno v0.2.6
[INFO] [stderr]    Compiling regalloc v0.0.27
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.66.0
[INFO] [stderr]    Compiling cranelift-bforest v0.66.0
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling impl-rlp v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling uint v0.8.5
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling async-io v1.1.10
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling async-global-executor v1.4.2
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling peg v0.6.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling zkp-macros-lib v0.2.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling zkp-macros-impl v0.2.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling cranelift-codegen v0.66.0
[INFO] [stderr]    Compiling zkp-macros-decl v0.2.0
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling async-native-tls v0.3.3
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling soketto v0.4.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling parity-scale-codec v1.3.5
[INFO] [stderr]    Compiling impl-serde v0.3.1
[INFO] [stderr]    Compiling ethbloom v0.9.2
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling jsonrpc-core v15.1.0
[INFO] [stderr]    Compiling jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling jsonrpc-server-utils v15.1.0
[INFO] [stderr]    Compiling jsonrpc-http-server v15.1.0
[INFO] [stderr]    Compiling cranelift-module v0.66.0
[INFO] [stderr]    Compiling cranelift-native v0.66.0
[INFO] [stderr]    Compiling cranelift-frontend v0.66.0
[INFO] [stderr]    Compiling cranelift-simplejit v0.66.0
[INFO] [stderr]    Compiling cranelift v0.66.0
[INFO] [stderr]    Compiling impl-codec v0.4.2
[INFO] [stderr]    Compiling zkp-u256 v0.2.0
[INFO] [stderr]    Compiling primitive-types v0.7.2
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling ethereum-types v0.9.2
[INFO] [stderr]    Compiling ethabi v12.0.0
[INFO] [stderr]    Compiling web3 v0.13.0
[INFO] [stderr]    Compiling sutro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `CallRequest`
[INFO] [stdout]  --> src/rpc/server.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use web3::types::{CallRequest, Transaction, TransactionRequest, H256};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 48s
[INFO] running `Command { std: "docker" "inspect" "675a5a52ec72b41a4cf2680516f6124d5322d0f223c529d16fca9e9f3ce942c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675a5a52ec72b41a4cf2680516f6124d5322d0f223c529d16fca9e9f3ce942c6", kill_on_drop: false }`
[INFO] [stdout] 675a5a52ec72b41a4cf2680516f6124d5322d0f223c529d16fca9e9f3ce942c6
[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=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" "+1.49.0" "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] 5aeb57c3032c998a381e171aaf8ced3980e3113a00f981723006fdbbee6fed84
[INFO] running `Command { std: "docker" "start" "-a" "5aeb57c3032c998a381e171aaf8ced3980e3113a00f981723006fdbbee6fed84", kill_on_drop: false }`
[INFO] [stderr]    Compiling sutro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `CallRequest`
[INFO] [stdout]  --> src/rpc/server.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use web3::types::{CallRequest, Transaction, TransactionRequest, H256};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "5aeb57c3032c998a381e171aaf8ced3980e3113a00f981723006fdbbee6fed84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aeb57c3032c998a381e171aaf8ced3980e3113a00f981723006fdbbee6fed84", kill_on_drop: false }`
[INFO] [stdout] 5aeb57c3032c998a381e171aaf8ced3980e3113a00f981723006fdbbee6fed84
[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=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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a2c2136a888e1bdd88defcd34aacb7a43ad31c7068b31bc7576b09a68d58095
[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" "0a2c2136a888e1bdd88defcd34aacb7a43ad31c7068b31bc7576b09a68d58095", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `CallRequest`
[INFO] [stderr]  --> src/rpc/server.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use web3::types::{CallRequest, Transaction, TransactionRequest, H256};
[INFO] [stderr]   |                   ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sutro-1ae21e601ac544b1
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test yul::token::tests::lexer ... ok
[INFO] [stdout] test yul::parser::tests::lexer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a2c2136a888e1bdd88defcd34aacb7a43ad31c7068b31bc7576b09a68d58095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2c2136a888e1bdd88defcd34aacb7a43ad31c7068b31bc7576b09a68d58095", kill_on_drop: false }`
[INFO] [stdout] 0a2c2136a888e1bdd88defcd34aacb7a43ad31c7068b31bc7576b09a68d58095