[INFO] fetching crate aws-sigv4 1.0.1...
[INFO] checking aws-sigv4-1.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate aws-sigv4 1.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate aws-sigv4 1.0.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aws-sigv4 1.0.1
[INFO] finished tweaking crates.io crate aws-sigv4 1.0.1
[INFO] tweaked toml for crates.io crate aws-sigv4 1.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 175 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding base16ct v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding crypto-bigint v0.4.9 (latest: v0.5.5)
[INFO] [stderr]       Adding der v0.6.1 (latest: v0.7.9)
[INFO] [stderr]       Adding ecdsa v0.14.8 (latest: v0.16.9)
[INFO] [stderr]       Adding elliptic-curve v0.12.3 (latest: v0.13.8)
[INFO] [stderr]       Adding ff v0.12.1 (latest: v0.13.0)
[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 http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding p256 v0.11.1 (latest: v0.13.2)
[INFO] [stderr]       Adding pkcs8 v0.9.0 (latest: v0.10.2)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding rfc6979 v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding sec1 v0.3.0 (latest: v0.7.3)
[INFO] [stderr]       Adding signature v1.6.4 (latest: v2.2.0)
[INFO] [stderr]       Adding spki v0.6.0 (latest: v0.7.3)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aws-smithy-eventstream v0.60.4
[INFO] [stderr]   Downloaded libfuzzer-sys v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d68588a3deff60f19ca5b8dc6c5706f882fcdf3abf017c1418b55cc80637af4
[INFO] running `Command { std: "docker" "start" "-a" "3d68588a3deff60f19ca5b8dc6c5706f882fcdf3abf017c1418b55cc80637af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d68588a3deff60f19ca5b8dc6c5706f882fcdf3abf017c1418b55cc80637af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d68588a3deff60f19ca5b8dc6c5706f882fcdf3abf017c1418b55cc80637af4", kill_on_drop: false }`
[INFO] [stdout] 3d68588a3deff60f19ca5b8dc6c5706f882fcdf3abf017c1418b55cc80637af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e496f761099054b24698b9792b9a3445d303752abad957995c8dbf683b3c8b98
[INFO] running `Command { std: "docker" "start" "-a" "e496f761099054b24698b9792b9a3445d303752abad957995c8dbf683b3c8b98", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking bytes-utils v0.1.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking aws-smithy-async v1.2.1
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking aws-smithy-types v1.1.8
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking aws-smithy-runtime-api v1.3.0
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking aws-credential-types v1.1.8
[INFO] [stderr]     Checking aws-smithy-http v0.60.7
[INFO] [stderr]     Checking aws-sigv4 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/http_request/canonical_request.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.7
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/http_request/canonical_request.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.71s
[INFO] running `Command { std: "docker" "inspect" "e496f761099054b24698b9792b9a3445d303752abad957995c8dbf683b3c8b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e496f761099054b24698b9792b9a3445d303752abad957995c8dbf683b3c8b98", kill_on_drop: false }`
[INFO] [stdout] e496f761099054b24698b9792b9a3445d303752abad957995c8dbf683b3c8b98