[INFO] cloning repository https://github.com/anddontcallmeshirley/stablecoin1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anddontcallmeshirley/stablecoin1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanddontcallmeshirley%2Fstablecoin1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanddontcallmeshirley%2Fstablecoin1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1030961571c06fcacf6e72964ea79f25ea84b9fd
[INFO] checking anddontcallmeshirley/stablecoin1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanddontcallmeshirley%2Fstablecoin1" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anddontcallmeshirley/stablecoin1 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] started tweaking git repo https://github.com/anddontcallmeshirley/stablecoin1
[INFO] finished tweaking git repo https://github.com/anddontcallmeshirley/stablecoin1
[INFO] tweaked toml for git repo https://github.com/anddontcallmeshirley/stablecoin1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/anddontcallmeshirley/stablecoin1 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8711ad6bd74169d95a3fe867b9e50e45a7aa1dead115a2f3ad90bfaf5be2b94a
[INFO] running `Command { std: "docker" "start" "-a" "8711ad6bd74169d95a3fe867b9e50e45a7aa1dead115a2f3ad90bfaf5be2b94a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8711ad6bd74169d95a3fe867b9e50e45a7aa1dead115a2f3ad90bfaf5be2b94a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8711ad6bd74169d95a3fe867b9e50e45a7aa1dead115a2f3ad90bfaf5be2b94a", kill_on_drop: false }`
[INFO] [stdout] 8711ad6bd74169d95a3fe867b9e50e45a7aa1dead115a2f3ad90bfaf5be2b94a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9f36a4b4bd3a1fee8ab94f3b31e9e5a7937f0c9c52257cf9d843ff1c9e5beef2
[INFO] running `Command { std: "docker" "start" "-a" "9f36a4b4bd3a1fee8ab94f3b31e9e5a7937f0c9c52257cf9d843ff1c9e5beef2", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cpufeatures v0.2.8
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]     Checking ic0 v0.18.10
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling candid_derive v0.5.0
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking serde_bytes v0.11.9
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling candid v0.8.4
[INFO] [stderr]    Compiling ic-cdk-macros v0.6.10
[INFO] [stderr]     Checking ic-cdk v0.7.4
[INFO] [stderr]     Checking ic-cdk-timers v0.1.2
[INFO] [stderr]     Checking mock_https_outcalls v0.1.0 (/opt/rustwide/workdir/src/mock_https_outcalls)
[INFO] [stderr]     Checking https_outcalls v0.1.0 (/opt/rustwide/workdir/src/https_outcalls)
[INFO] [stdout] warning: unused imports: `HttpResponse`, `TransformArgs`, `TransformContext`
[INFO] [stdout]  --> src/https_outcalls/src/lib.rs:4:72
[INFO] [stdout]   |
[INFO] [stdout] 4 |     http_request, CanisterHttpRequestArgument, HttpHeader, HttpMethod, HttpResponse, TransformArgs,
[INFO] [stdout]   |                                                                        ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     TransformContext,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HttpResponse`, `TransformArgs`, `TransformContext`
[INFO] [stdout]  --> src/https_outcalls/src/lib.rs:4:72
[INFO] [stdout]   |
[INFO] [stdout] 4 |     http_request, CanisterHttpRequestArgument, HttpHeader, HttpMethod, HttpResponse, TransformArgs,
[INFO] [stdout]   |                                                                        ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     TransformContext,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking btc_iter2_backend v0.1.0 (/opt/rustwide/workdir/src/btc_iter2_backend)
[INFO] [stdout] warning: the item `candid` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ic_cdk::export::candid;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^ the item `candid` 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 `Vec` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `candid` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ic_cdk::export::candid;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^ the item `candid` 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 `Vec` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.15s
[INFO] running `Command { std: "docker" "inspect" "9f36a4b4bd3a1fee8ab94f3b31e9e5a7937f0c9c52257cf9d843ff1c9e5beef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f36a4b4bd3a1fee8ab94f3b31e9e5a7937f0c9c52257cf9d843ff1c9e5beef2", kill_on_drop: false }`
[INFO] [stdout] 9f36a4b4bd3a1fee8ab94f3b31e9e5a7937f0c9c52257cf9d843ff1c9e5beef2
[INFO] checking anddontcallmeshirley/stablecoin1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanddontcallmeshirley%2Fstablecoin1" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anddontcallmeshirley/stablecoin1 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] started tweaking git repo https://github.com/anddontcallmeshirley/stablecoin1
[INFO] finished tweaking git repo https://github.com/anddontcallmeshirley/stablecoin1
[INFO] tweaked toml for git repo https://github.com/anddontcallmeshirley/stablecoin1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/anddontcallmeshirley/stablecoin1 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72ee0539050c4e49fc90708a37a6cbb53fab3e6c05b8b1256f8003c1b617f304
[INFO] running `Command { std: "docker" "start" "-a" "72ee0539050c4e49fc90708a37a6cbb53fab3e6c05b8b1256f8003c1b617f304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72ee0539050c4e49fc90708a37a6cbb53fab3e6c05b8b1256f8003c1b617f304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ee0539050c4e49fc90708a37a6cbb53fab3e6c05b8b1256f8003c1b617f304", kill_on_drop: false }`
[INFO] [stdout] 72ee0539050c4e49fc90708a37a6cbb53fab3e6c05b8b1256f8003c1b617f304
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ac869918f8797d2167cff78646a1b67a6fb055046cb90fa6d39509d2cd8f47
[INFO] running `Command { std: "docker" "start" "-a" "a0ac869918f8797d2167cff78646a1b67a6fb055046cb90fa6d39509d2cd8f47", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cpufeatures v0.2.8
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling data-encoding v2.4.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]     Checking ic0 v0.18.10
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling candid_derive v0.5.0
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling logos v0.12.1
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking serde_bytes v0.11.9
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling candid v0.8.4
[INFO] [stderr]    Compiling ic-cdk-macros v0.6.10
[INFO] [stderr]     Checking ic-cdk v0.7.4
[INFO] [stderr]     Checking ic-cdk-timers v0.1.2
[INFO] [stderr]     Checking mock_https_outcalls v0.1.0 (/opt/rustwide/workdir/src/mock_https_outcalls)
[INFO] [stderr]     Checking https_outcalls v0.1.0 (/opt/rustwide/workdir/src/https_outcalls)
[INFO] [stdout] warning: unused imports: `HttpResponse`, `TransformArgs`, `TransformContext`
[INFO] [stdout]  --> src/https_outcalls/src/lib.rs:4:72
[INFO] [stdout]   |
[INFO] [stdout] 4 |     http_request, CanisterHttpRequestArgument, HttpHeader, HttpMethod, HttpResponse, TransformArgs,
[INFO] [stdout]   |                                                                        ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     TransformContext,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HttpResponse`, `TransformArgs`, `TransformContext`
[INFO] [stdout]  --> src/https_outcalls/src/lib.rs:4:72
[INFO] [stdout]   |
[INFO] [stdout] 4 |     http_request, CanisterHttpRequestArgument, HttpHeader, HttpMethod, HttpResponse, TransformArgs,
[INFO] [stdout]   |                                                                        ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 5 |     TransformContext,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking btc_iter2_backend v0.1.0 (/opt/rustwide/workdir/src/btc_iter2_backend)
[INFO] [stdout] warning: the item `candid` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ic_cdk::export::candid;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^ the item `candid` 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 `Vec` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `candid` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ic_cdk::export::candid;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^ the item `candid` 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 `Vec` is imported redundantly
[INFO] [stdout]  --> src/btc_iter2_backend/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.64s
[INFO] running `Command { std: "docker" "inspect" "a0ac869918f8797d2167cff78646a1b67a6fb055046cb90fa6d39509d2cd8f47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ac869918f8797d2167cff78646a1b67a6fb055046cb90fa6d39509d2cd8f47", kill_on_drop: false }`
[INFO] [stdout] a0ac869918f8797d2167cff78646a1b67a6fb055046cb90fa6d39509d2cd8f47