[INFO] fetching crate kucoin_arbitrage 0.0.14...
[INFO] checking kucoin_arbitrage-0.0.14 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate kucoin_arbitrage 0.0.14 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate kucoin_arbitrage 0.0.14 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate kucoin_arbitrage 0.0.14
[INFO] finished tweaking crates.io crate kucoin_arbitrage 0.0.14
[INFO] tweaked toml for crates.io crate kucoin_arbitrage 0.0.14 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate kucoin_arbitrage 0.0.14 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.8.2
[INFO] [stderr]   Downloaded kucoin_api v1.4.10
[INFO] [stderr]   Downloaded streamunordered v0.5.3
[INFO] [stderr]   Downloaded tokio-tungstenite v0.13.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.10
[INFO] [stderr]   Downloaded tungstenite v0.12.0
[INFO] [stderr]   Downloaded winnow v0.5.17
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] [stderr]   Downloaded rustix v0.38.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a36ad77d1398e33354538217bca2ec923e158f072f8de3563d07bdd2d23a628
[INFO] running `Command { std: "docker" "start" "-a" "4a36ad77d1398e33354538217bca2ec923e158f072f8de3563d07bdd2d23a628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a36ad77d1398e33354538217bca2ec923e158f072f8de3563d07bdd2d23a628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a36ad77d1398e33354538217bca2ec923e158f072f8de3563d07bdd2d23a628", kill_on_drop: false }`
[INFO] [stdout] 4a36ad77d1398e33354538217bca2ec923e158f072f8de3563d07bdd2d23a628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1c733991b81865648664a910587ba043dca5de4f80e1e255a155b5a0f098b4e
[INFO] running `Command { std: "docker" "start" "-a" "a1c733991b81865648664a910587ba043dca5de4f80e1e255a155b5a0f098b4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking once_cell v1.18.0
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[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.28
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[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]    Compiling native-tls v0.2.11
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[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking http v0.2.9
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[INFO] [stderr]    Compiling parking_lot_core v0.6.3
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[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking parking_lot v0.12.1
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[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v0.6.14
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[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]     Checking mio v0.6.23
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[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
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[INFO] [stderr]     Checking tokio-sync v0.1.8
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[INFO] [stderr]     Checking encoding_rs v0.8.33
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[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking winnow v0.5.17
[INFO] [stderr]     Checking sha2 v0.8.2
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[INFO] [stderr]     Checking hmac v0.7.1
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[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking termcolor v1.3.0
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[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking fern v0.6.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls-webpki v0.101.6
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking streamunordered v0.5.3
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking hyper-rustls v0.24.1
[INFO] [stderr]     Checking reqwest v0.11.22
[INFO] [stderr]     Checking kucoin_api v1.4.10
[INFO] [stderr]     Checking kucoin_arbitrage v0.0.14 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]  --> src/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use toml;
[INFO] [stdout]   |     ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]  --> src/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use toml;
[INFO] [stdout]   |     ^^^^ the item `toml` is already defined by prelude
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.00s
[INFO] running `Command { std: "docker" "inspect" "a1c733991b81865648664a910587ba043dca5de4f80e1e255a155b5a0f098b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c733991b81865648664a910587ba043dca5de4f80e1e255a155b5a0f098b4e", kill_on_drop: false }`
[INFO] [stdout] a1c733991b81865648664a910587ba043dca5de4f80e1e255a155b5a0f098b4e
[INFO] checking kucoin_arbitrage-0.0.14 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate kucoin_arbitrage 0.0.14 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate kucoin_arbitrage 0.0.14 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate kucoin_arbitrage 0.0.14
[INFO] finished tweaking crates.io crate kucoin_arbitrage 0.0.14
[INFO] tweaked toml for crates.io crate kucoin_arbitrage 0.0.14 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate kucoin_arbitrage 0.0.14 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22f2090f96a74e65b4bc77a326796c171cb08799b635b3fc449044b8602e5ac8
[INFO] running `Command { std: "docker" "start" "-a" "22f2090f96a74e65b4bc77a326796c171cb08799b635b3fc449044b8602e5ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22f2090f96a74e65b4bc77a326796c171cb08799b635b3fc449044b8602e5ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f2090f96a74e65b4bc77a326796c171cb08799b635b3fc449044b8602e5ac8", kill_on_drop: false }`
[INFO] [stdout] 22f2090f96a74e65b4bc77a326796c171cb08799b635b3fc449044b8602e5ac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7931f8f9d425f7ae5efbc21107e15155866937c89bb2145bafbb8abb051393b1
[INFO] running `Command { std: "docker" "start" "-a" "7931f8f9d425f7ae5efbc21107e15155866937c89bb2145bafbb8abb051393b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking tinyvec v1.6.0
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[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]  --> src/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use toml;
[INFO] [stdout]   |     ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]  --> src/error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use toml;
[INFO] [stdout]   |     ^^^^ the item `toml` is already defined by prelude
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.74s
[INFO] running `Command { std: "docker" "inspect" "7931f8f9d425f7ae5efbc21107e15155866937c89bb2145bafbb8abb051393b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7931f8f9d425f7ae5efbc21107e15155866937c89bb2145bafbb8abb051393b1", kill_on_drop: false }`
[INFO] [stdout] 7931f8f9d425f7ae5efbc21107e15155866937c89bb2145bafbb8abb051393b1