[INFO] fetching crate ex3-ic-agent 0.24.1...
[INFO] checking ex3-ic-agent-0.24.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ex3-ic-agent 0.24.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ex3-ic-agent 0.24.1 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 crates.io crate ex3-ic-agent 0.24.1
[INFO] finished tweaking crates.io crate ex3-ic-agent 0.24.1
[INFO] tweaked toml for crates.io crate ex3-ic-agent 0.24.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 266 packages
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding bls12_381 v0.7.1 (latest: v0.8.0)
[INFO] [stderr]       Adding candid v0.8.4 (latest: v0.10.6)
[INFO] [stderr]       Adding candid_derive v0.5.0 (latest: v0.6.6)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding ff v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding fixedbitset v0.4.2 (latest: v0.5.6)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding group v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.4)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-rustls v0.24.0 (latest: v0.27.0)
[INFO] [stderr]       Adding ic-certification v0.24.1 (latest: v2.5.0)
[INFO] [stderr]       Adding ic-verify-bls-signature v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding lalrpop v0.19.12 (latest: v0.20.2)
[INFO] [stderr]       Adding lalrpop-util v0.19.12 (latest: v0.20.2)
[INFO] [stderr]       Adding logos v0.12.1 (latest: v0.14.0)
[INFO] [stderr]       Adding logos-derive v0.12.1 (latest: v0.14.0)
[INFO] [stderr]       Adding num_enum v0.5.11 (latest: v0.7.2)
[INFO] [stderr]       Adding num_enum_derive v0.5.11 (latest: v0.7.2)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding pairing v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding pem v2.0.1 (latest: v3.0.3)
[INFO] [stderr]       Adding phf_shared v0.10.0 (latest: v0.11.2)
[INFO] [stderr]       Adding pretty v0.10.0 (latest: v0.12.3)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding reqwest v0.11.18 (latest: v0.12.3)
[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rustls v0.21.1 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-native-certs v0.6.3 (latest: v0.7.0)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.1)
[INFO] [stderr]       Adding rustls-webpki v0.100.3 (latest: v0.102.2)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tokio-rustls v0.24.1 (latest: v0.26.0)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding untrusted v0.7.1 (latest: v0.9.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasm-streams v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding webpki-roots v0.22.6 (latest: v0.26.1)
[INFO] [stderr]       Adding webpki-roots v0.23.1 (latest: v0.26.1)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] [stderr]       Adding winreg v0.10.1 (latest: v0.52.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded leb128 v0.2.5
[INFO] [stderr]   Downloaded ic-verify-bls-signature v0.1.0
[INFO] [stderr]   Downloaded serde_repr v0.1.18
[INFO] [stderr]   Downloaded simple_asn1 v0.6.2
[INFO] [stderr]   Downloaded hyper-rustls v0.24.0
[INFO] [stderr]   Downloaded logos v0.12.1
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] [stderr]   Downloaded ascii-canvas v3.0.0
[INFO] [stderr]   Downloaded typed-arena v2.0.2
[INFO] [stderr]   Downloaded candid_derive v0.5.0
[INFO] [stderr]   Downloaded binread_derive v2.1.0
[INFO] [stderr]   Downloaded backoff v0.4.0
[INFO] [stderr]   Downloaded candid v0.8.4
[INFO] [stderr]   Downloaded lalrpop v0.19.12
[INFO] [stderr]   Downloaded rustls v0.21.1
[INFO] [stderr]   Downloaded bls12_381 v0.7.1
[INFO] [stderr]   Downloaded rustls-webpki v0.100.3
[INFO] [stderr]   Downloaded k256 v0.13.3
[INFO] [stderr]   Downloaded binread v2.2.0
[INFO] [stderr]   Downloaded logos-derive v0.12.1
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.12
[INFO] [stderr]   Downloaded ena v0.14.2
[INFO] [stderr]   Downloaded ic-certification v0.24.1
[INFO] [stderr]   Downloaded pairing v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b3edb4f05e3a93f4e2bf8b5091dd2fc3c50dfee430ce4d0364a99cfdc5fb85a5
[INFO] running `Command { std: "docker" "start" "-a" "b3edb4f05e3a93f4e2bf8b5091dd2fc3c50dfee430ce4d0364a99cfdc5fb85a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3edb4f05e3a93f4e2bf8b5091dd2fc3c50dfee430ce4d0364a99cfdc5fb85a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3edb4f05e3a93f4e2bf8b5091dd2fc3c50dfee430ce4d0364a99cfdc5fb85a5", kill_on_drop: false }`
[INFO] [stdout] b3edb4f05e3a93f4e2bf8b5091dd2fc3c50dfee430ce4d0364a99cfdc5fb85a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c14e7b76591c3d1960a6081369eaecd9e4b7905a9c3d4a65847878ae5058d9d2
[INFO] running `Command { std: "docker" "start" "-a" "c14e7b76591c3d1960a6081369eaecd9e4b7905a9c3d4a65847878ae5058d9d2", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking ring v0.17.8
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling rustls v0.21.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]     Checking pairing v0.22.0
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking bls12_381 v0.7.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking sct v0.7.1
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[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking backoff v0.4.0
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]     Checking pem v2.0.1
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]     Checking ic-verify-bls-signature v0.1.0
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]     Checking k256 v0.13.3
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking rustls-webpki v0.100.3
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling candid_derive v0.5.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking webpki-roots v0.23.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking ic-certification v0.24.1
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking simple_asn1 v0.6.2
[INFO] [stderr]    Compiling candid v0.8.4
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-rustls v0.24.0
[INFO] [stderr]     Checking mockito v1.4.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking ex3-ic-agent v0.24.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/agent/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     convert::TryFrom,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Extend` is imported redundantly
[INFO] [stdout]   --> src/request_id/mod.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{collections::BTreeMap, iter::Extend, str::FromStr};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Extend` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/agent/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     convert::TryFrom,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Extend` is imported redundantly
[INFO] [stdout]   --> src/request_id/mod.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{collections::BTreeMap, iter::Extend, str::FromStr};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Extend` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]    --> src/request_id/mod.rs:689:9
[INFO] [stdout]     |
[INFO] [stdout] 689 |     use std::convert::TryFrom;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.88s
[INFO] running `Command { std: "docker" "inspect" "c14e7b76591c3d1960a6081369eaecd9e4b7905a9c3d4a65847878ae5058d9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14e7b76591c3d1960a6081369eaecd9e4b7905a9c3d4a65847878ae5058d9d2", kill_on_drop: false }`
[INFO] [stdout] c14e7b76591c3d1960a6081369eaecd9e4b7905a9c3d4a65847878ae5058d9d2
[INFO] checking ex3-ic-agent-0.24.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ex3-ic-agent 0.24.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ex3-ic-agent 0.24.1 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 crates.io crate ex3-ic-agent 0.24.1
[INFO] finished tweaking crates.io crate ex3-ic-agent 0.24.1
[INFO] tweaked toml for crates.io crate ex3-ic-agent 0.24.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ca7bbb199940581274f969f4a4d7d52c0d1fdb0170dde512e2da1f1a198c3359
[INFO] running `Command { std: "docker" "start" "-a" "ca7bbb199940581274f969f4a4d7d52c0d1fdb0170dde512e2da1f1a198c3359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca7bbb199940581274f969f4a4d7d52c0d1fdb0170dde512e2da1f1a198c3359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7bbb199940581274f969f4a4d7d52c0d1fdb0170dde512e2da1f1a198c3359", kill_on_drop: false }`
[INFO] [stdout] ca7bbb199940581274f969f4a4d7d52c0d1fdb0170dde512e2da1f1a198c3359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] da714f8ca4ce1fd4d194fbd0ef96aeca942d0ca2ca2ae8b195071eda73787565
[INFO] running `Command { std: "docker" "start" "-a" "da714f8ca4ce1fd4d194fbd0ef96aeca942d0ca2ca2ae8b195071eda73787565", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.7.0
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[INFO] [stderr]     Checking tokio v1.37.0
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[INFO] [stderr]     Checking serde_json v1.0.115
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[INFO] [stderr]     Checking ic-certification v0.24.1
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking simple_asn1 v0.6.2
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-rustls v0.24.0
[INFO] [stderr]     Checking mockito v1.4.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking ex3-ic-agent v0.24.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/agent/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     convert::TryFrom,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Extend` is imported redundantly
[INFO] [stdout]   --> src/request_id/mod.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{collections::BTreeMap, iter::Extend, str::FromStr};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Extend` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/agent/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     convert::TryFrom,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Extend` is imported redundantly
[INFO] [stdout]   --> src/request_id/mod.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::{collections::BTreeMap, iter::Extend, str::FromStr};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Extend` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]    --> src/request_id/mod.rs:689:9
[INFO] [stdout]     |
[INFO] [stdout] 689 |     use std::convert::TryFrom;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.12s
[INFO] running `Command { std: "docker" "inspect" "da714f8ca4ce1fd4d194fbd0ef96aeca942d0ca2ca2ae8b195071eda73787565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da714f8ca4ce1fd4d194fbd0ef96aeca942d0ca2ca2ae8b195071eda73787565", kill_on_drop: false }`
[INFO] [stdout] da714f8ca4ce1fd4d194fbd0ef96aeca942d0ca2ca2ae8b195071eda73787565