[INFO] fetching crate heliometer 0.5.10...
[INFO] checking heliometer-0.5.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate heliometer 0.5.10 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate heliometer 0.5.10 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 heliometer 0.5.10
[INFO] finished tweaking crates.io crate heliometer 0.5.10
[INFO] tweaked toml for crates.io crate heliometer 0.5.10 written to /workspace/builds/worker-5-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 91 packages
[INFO] [stderr]       Adding assert_cli v0.5.4 (latest: v0.6.3)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cargo_metadata v0.14.2 (latest: v0.18.1)
[INFO] [stderr]       Adding cast v0.2.7 (latest: v0.3.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding colored v1.9.4 (latest: v2.1.0)
[INFO] [stderr]       Adding criterion v0.2.11 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.3.1 (latest: v0.5.0)
[INFO] [stderr]       Adding difference v1.0.0 (latest: v2.0.0)
[INFO] [stderr]       Adding error-chain v0.11.0 (latest: v0.12.4)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.8.2 (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 pulldown-cmark v0.9.6 (latest: v0.10.2)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_xoshiro v0.1.0 (latest: v0.6.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded criterion-plot v0.3.1
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded environment v0.1.1
[INFO] [stderr]   Downloaded bytecount v0.6.7
[INFO] [stderr]   Downloaded error-chain v0.11.0
[INFO] [stderr]   Downloaded camino v1.1.6
[INFO] [stderr]   Downloaded pulldown-cmark v0.9.6
[INFO] [stderr]   Downloaded difference v1.0.0
[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded csv-core v0.1.11
[INFO] [stderr]   Downloaded csv v1.3.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.8
[INFO] [stderr]   Downloaded cargo_metadata v0.14.2
[INFO] [stderr]   Downloaded skeptic v0.13.7
[INFO] [stderr]   Downloaded assert_cli v0.5.4
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d5b21be9105082f34ddec0702381b8d2cab8635b48c72214e78f611cb5628016
[INFO] running `Command { std: "docker" "start" "-a" "d5b21be9105082f34ddec0702381b8d2cab8635b48c72214e78f611cb5628016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5b21be9105082f34ddec0702381b8d2cab8635b48c72214e78f611cb5628016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b21be9105082f34ddec0702381b8d2cab8635b48c72214e78f611cb5628016", kill_on_drop: false }`
[INFO] [stdout] d5b21be9105082f34ddec0702381b8d2cab8635b48c72214e78f611cb5628016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 50b4b45da6a23d5e3a6be20300e6dff0f473a67623c0c841a24a166c628427cc
[INFO] running `Command { std: "docker" "start" "-a" "50b4b45da6a23d5e3a6be20300e6dff0f473a67623c0c841a24a166c628427cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling bytecount v0.6.7
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking heliometer v0.5.10 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]    Compiling cargo-platform v0.1.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stdout] warning: the item `assert_cli` is imported redundantly
[INFO] [stdout]  --> tests/tests.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate assert_cli;
[INFO] [stdout]   | ------------------------ the item `assert_cli` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 |     use assert_cli;
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `heliometer` is imported redundantly
[INFO] [stdout]   --> tests/tests.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | extern crate heliometer;
[INFO] [stdout]    | ------------------------ the item `heliometer` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 27 |     use heliometer;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> tests/tests.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use std;
[INFO] [stdout]    |         ^^^ the item `std` is already imported by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "50b4b45da6a23d5e3a6be20300e6dff0f473a67623c0c841a24a166c628427cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b4b45da6a23d5e3a6be20300e6dff0f473a67623c0c841a24a166c628427cc", kill_on_drop: false }`
[INFO] [stdout] 50b4b45da6a23d5e3a6be20300e6dff0f473a67623c0c841a24a166c628427cc