[INFO] fetching crate block-toolbox 0.2.0...
[INFO] testing block-toolbox-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate block-toolbox 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate block-toolbox 0.2.0
[INFO] finished tweaking crates.io crate block-toolbox 0.2.0
[INFO] tweaked toml for crates.io crate block-toolbox 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate block-toolbox 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate block-toolbox 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bcc690b91343e3a774bafc15be849810a1dee2d55763dc8797209fac8691d0d
[INFO] running `Command { std: "docker" "start" "-a" "4bcc690b91343e3a774bafc15be849810a1dee2d55763dc8797209fac8691d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bcc690b91343e3a774bafc15be849810a1dee2d55763dc8797209fac8691d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bcc690b91343e3a774bafc15be849810a1dee2d55763dc8797209fac8691d0d", kill_on_drop: false }`
[INFO] [stdout] 4bcc690b91343e3a774bafc15be849810a1dee2d55763dc8797209fac8691d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b93ef835bf8c0dfad83568e03a56ac7e0c04622839b6f4f8b3fac62bfbcc346
[INFO] running `Command { std: "docker" "start" "-a" "6b93ef835bf8c0dfad83568e03a56ac7e0c04622839b6f4f8b3fac62bfbcc346", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
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[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.136
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[INFO] [stderr]    Compiling arrayvec v0.7.2
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[INFO] [stderr]    Compiling tracing v0.1.29
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[INFO] [stderr]    Compiling uint v0.9.2
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[INFO] [stderr]    Compiling tower-service v0.3.1
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[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling mime v0.3.16
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[INFO] [stderr]    Compiling secp256k1 v0.20.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.19
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[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling tokio v1.16.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling soketto v0.5.0
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling web3-async-native-tls v0.4.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling h2 v0.3.11
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling parity-scale-codec v2.3.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling ethbloom v0.11.1
[INFO] [stderr]    Compiling impl-codec v0.5.1
[INFO] [stderr]    Compiling primitive-types v0.9.1
[INFO] [stderr]    Compiling jsonrpc-core v18.0.0
[INFO] [stderr]    Compiling ethereum-types v0.11.0
[INFO] [stderr]    Compiling ethabi v14.1.0
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.9
[INFO] [stderr]    Compiling web3 v0.17.0
[INFO] [stderr]    Compiling block-toolbox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]  --> src/config.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Config {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chain` is never constructed
[INFO] [stdout]  --> src/config.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Chain {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "6b93ef835bf8c0dfad83568e03a56ac7e0c04622839b6f4f8b3fac62bfbcc346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b93ef835bf8c0dfad83568e03a56ac7e0c04622839b6f4f8b3fac62bfbcc346", kill_on_drop: false }`
[INFO] [stdout] 6b93ef835bf8c0dfad83568e03a56ac7e0c04622839b6f4f8b3fac62bfbcc346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30ec3b61adc3898cc7d21bcb1185ea81d16fc13e71c55608c54a2b3a814df23b
[INFO] running `Command { std: "docker" "start" "-a" "30ec3b61adc3898cc7d21bcb1185ea81d16fc13e71c55608c54a2b3a814df23b", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]  --> src/config.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Config {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chain` is never constructed
[INFO] [stdout]  --> src/config.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Chain {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling block-toolbox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> examples/balance.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Serialize, Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "30ec3b61adc3898cc7d21bcb1185ea81d16fc13e71c55608c54a2b3a814df23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ec3b61adc3898cc7d21bcb1185ea81d16fc13e71c55608c54a2b3a814df23b", kill_on_drop: false }`
[INFO] [stdout] 30ec3b61adc3898cc7d21bcb1185ea81d16fc13e71c55608c54a2b3a814df23b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 161edea093f0d1ead8faeeddd4643341322392cbe877c4f5f616bda215927466
[INFO] running `Command { std: "docker" "start" "-a" "161edea093f0d1ead8faeeddd4643341322392cbe877c4f5f616bda215927466", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Config` is never constructed
[INFO] [stderr]  --> src/config.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Config {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Chain` is never constructed
[INFO] [stderr]  --> src/config.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Chain {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `block-toolbox` (lib) generated 2 warnings
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> examples/balance.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde::{Serialize, Deserialize};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `block-toolbox` (example "balance") generated 1 warning (run `cargo fix --example "balance" -p block-toolbox` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/block_toolbox-4b4876c3a7520906)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test config::test_config_work ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/mdx-trade-mine.rs (/opt/rustwide/target/debug/deps/mdx_trade_mine-2a6ba95afbfb0046)
[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] [stderr]    Doc-tests block_toolbox
[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" "161edea093f0d1ead8faeeddd4643341322392cbe877c4f5f616bda215927466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161edea093f0d1ead8faeeddd4643341322392cbe877c4f5f616bda215927466", kill_on_drop: false }`
[INFO] [stdout] 161edea093f0d1ead8faeeddd4643341322392cbe877c4f5f616bda215927466