[INFO] fetching crate owasm-abi 0.3.0...
[INFO] testing owasm-abi-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate owasm-abi 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate owasm-abi 0.3.0 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 owasm-abi 0.3.0
[INFO] finished tweaking crates.io crate owasm-abi 0.3.0
[INFO] tweaked toml for crates.io crate owasm-abi 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 5410fcfd351b883369b3c45dae7ef186bfcc37eeae71ce00871d450b48bffacc
[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" "5410fcfd351b883369b3c45dae7ef186bfcc37eeae71ce00871d450b48bffacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5410fcfd351b883369b3c45dae7ef186bfcc37eeae71ce00871d450b48bffacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5410fcfd351b883369b3c45dae7ef186bfcc37eeae71ce00871d450b48bffacc", kill_on_drop: false }`
[INFO] [stdout] 5410fcfd351b883369b3c45dae7ef186bfcc37eeae71ce00871d450b48bffacc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 822f32c142edf564c32b9efacc085a26c6ca1f0a390ccf46c668ca25b7311daa
[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" "822f32c142edf564c32b9efacc085a26c6ca1f0a390ccf46c668ca25b7311daa", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling fixed-hash v0.3.2
[INFO] [stderr]    Compiling uint v0.6.1
[INFO] [stderr]    Compiling owasm-std v0.20.1
[INFO] [stderr]    Compiling owasm-abi v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "822f32c142edf564c32b9efacc085a26c6ca1f0a390ccf46c668ca25b7311daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822f32c142edf564c32b9efacc085a26c6ca1f0a390ccf46c668ca25b7311daa", kill_on_drop: false }`
[INFO] [stdout] 822f32c142edf564c32b9efacc085a26c6ca1f0a390ccf46c668ca25b7311daa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 31d27141bd605cd35367ab25137db393e26022ff146446f985d992437579eb38
[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" "31d27141bd605cd35367ab25137db393e26022ff146446f985d992437579eb38", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]    Compiling hex-literal v0.1.4
[INFO] [stderr]    Compiling owasm-abi v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `U256` in this scope
[INFO] [stdout]    --> src/eth/tests.rs:169:56
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let (v1, v2, v3) = triple_decode::<Vec<u8>, bool, Vec<U256>>(&sample);
[INFO] [stdout]     |                                                           ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::common::U256;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use owasm_std::prelude::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `U256`
[INFO] [stdout]    --> src/eth/tests.rs:173:27
[INFO] [stdout]     |
[INFO] [stdout] 173 |     assert_eq_core!(v3, vec![U256::from(1), U256::from(2), U256::from(3)]);
[INFO] [stdout]     |                              ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::common::U256;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use owasm_std::prelude::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `U256`
[INFO] [stdout]    --> src/eth/tests.rs:173:42
[INFO] [stdout]     |
[INFO] [stdout] 173 |     assert_eq_core!(v3, vec![U256::from(1), U256::from(2), U256::from(3)]);
[INFO] [stdout]     |                                             ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::common::U256;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use owasm_std::prelude::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `U256`
[INFO] [stdout]    --> src/eth/tests.rs:173:57
[INFO] [stdout]     |
[INFO] [stdout] 173 |     assert_eq_core!(v3, vec![U256::from(1), U256::from(2), U256::from(3)]);
[INFO] [stdout]     |                                                            ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::common::U256;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use owasm_std::prelude::U256;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `eth` in `{{root}}`
[INFO] [stdout]    --> src/eth/tests.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 |     let mut sink = ::eth::Sink::new(1);
[INFO] [stdout]     |                           ^^^^ not found in `eth`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::Sink;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::io::Sink;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `eth` in `{{root}}`
[INFO] [stdout]    --> src/eth/tests.rs:188:26
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let mut stream = ::eth::Stream::new(&payload[..]);
[INFO] [stdout]     |                             ^^^^^^ not found in `eth`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::Stream;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `eth` in `{{root}}`
[INFO] [stdout]    --> src/eth/tests.rs:196:24
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut sink = ::eth::Sink::new(1);
[INFO] [stdout]     |                           ^^^^ not found in `eth`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::Sink;
[INFO] [stdout]     |
[INFO] [stdout] 1   | use std::io::Sink;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `eth` in `{{root}}`
[INFO] [stdout]    --> src/eth/tests.rs:208:26
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mut stream = ::eth::Stream::new(&payload[..]);
[INFO] [stdout]     |                             ^^^^^^ not found in `eth`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::Stream;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `eth` in `{{root}}`
[INFO] [stdout]    --> src/eth/tests.rs:217:26
[INFO] [stdout]     |
[INFO] [stdout] 217 |     let mut stream = ::eth::Stream::new(&sample);
[INFO] [stdout]     |                             ^^^^^^ not found in `eth`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::Stream;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `eth` in `{{root}}`
[INFO] [stdout]    --> src/eth/tests.rs:225:26
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let mut stream = ::eth::Stream::new(&sample);
[INFO] [stdout]     |                             ^^^^^^ not found in `eth`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::Stream;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `eth` in `{{root}}`
[INFO] [stdout]    --> src/eth/tests.rs:254:26
[INFO] [stdout]     |
[INFO] [stdout] 254 |     let mut stream = ::eth::Stream::new(&payload[..]);
[INFO] [stdout]     |                             ^^^^^^ not found in `eth`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 1   | use crate::eth::Stream;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg_attr(all(test), macro_use)]
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/eth/tests.rs:76:56
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn single_decode<T: super::AbiType>(payload: &[u8]) -> (T) {
[INFO] [stdout]    |                                                        ^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `owasm-abi`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "31d27141bd605cd35367ab25137db393e26022ff146446f985d992437579eb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31d27141bd605cd35367ab25137db393e26022ff146446f985d992437579eb38", kill_on_drop: false }`
[INFO] [stdout] 31d27141bd605cd35367ab25137db393e26022ff146446f985d992437579eb38