[INFO] fetching crate cretrit 0.5.0...
[INFO] checking cretrit-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cretrit 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cretrit 0.5.0 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-2-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate cretrit 0.5.0
[INFO] finished tweaking crates.io crate cretrit 0.5.0
[INFO] tweaked toml for crates.io crate cretrit 0.5.0 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 94 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding hex-literal v0.3.4 (latest: v0.4.1)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding num v0.3.1 (latest: v0.4.1)
[INFO] [stderr]       Adding num-bigint v0.3.3 (latest: v0.4.4)
[INFO] [stderr]       Adding num-complex v0.3.1 (latest: v0.4.5)
[INFO] [stderr]       Adding num-rational v0.3.2 (latest: v0.4.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 num v0.3.1
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded dbl v0.3.2
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] [stderr]   Downloaded cmac v0.7.2
[INFO] [stderr]   Downloaded num-rational v0.3.2
[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] 507367ff7918e283ac8ada86101bfef8fd0614683eca8929f63a419f6ef30463
[INFO] running `Command { std: "docker" "start" "-a" "507367ff7918e283ac8ada86101bfef8fd0614683eca8929f63a419f6ef30463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "507367ff7918e283ac8ada86101bfef8fd0614683eca8929f63a419f6ef30463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507367ff7918e283ac8ada86101bfef8fd0614683eca8929f63a419f6ef30463", kill_on_drop: false }`
[INFO] [stdout] 507367ff7918e283ac8ada86101bfef8fd0614683eca8929f63a419f6ef30463
[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] 2e151cf4f306de330efe581d1beb79d137fa8b14fd035bbd4c16a244469559d1
[INFO] running `Command { std: "docker" "start" "-a" "2e151cf4f306de330efe581d1beb79d137fa8b14fd035bbd4c16a244469559d1", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking dbl v0.3.2
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking cmac v0.7.2
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking cretrit v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `AsMut` is imported redundantly
[INFO] [stdout]  --> src/ciphertext.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::AsMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsMut` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/plaintext.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: the item `AsMut` is imported redundantly
[INFO] [stdout]  --> src/ciphertext.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::AsMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsMut` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/plaintext.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | 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: the item `Ordering` is imported redundantly
[INFO] [stdout]    --> src/aes128v1/ore.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     use super::*;
[INFO] [stdout]     |         -------- the item `Ordering` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 140 |     use std::cmp::Ordering;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "2e151cf4f306de330efe581d1beb79d137fa8b14fd035bbd4c16a244469559d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e151cf4f306de330efe581d1beb79d137fa8b14fd035bbd4c16a244469559d1", kill_on_drop: false }`
[INFO] [stdout] 2e151cf4f306de330efe581d1beb79d137fa8b14fd035bbd4c16a244469559d1