[INFO] fetching crate overlord 0.4.2... [INFO] checking overlord-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate overlord 0.4.2 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate overlord 0.4.2 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-7-tc1/source/rust-toolchain [INFO] started tweaking crates.io crate overlord 0.4.2 [INFO] finished tweaking crates.io crate overlord 0.4.2 [INFO] tweaked toml for crates.io crate overlord 0.4.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate overlord 0.4.2 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prime_tools v0.3.4 [INFO] [stderr] Downloaded proc-macro2 v1.0.33 [INFO] [stderr] Downloaded rand_pcg v0.3.1 [INFO] [stderr] Downloaded rlp v0.5.1 [INFO] [stderr] Downloaded hasher v0.1.3 [INFO] [stderr] Downloaded faster-hex v0.6.1 [INFO] [stderr] Downloaded muta-apm-derive v0.1.0 [INFO] [stderr] Downloaded blake2b_simd v1.0.0 [INFO] [stderr] Downloaded tiny-keccak v1.5.0 [INFO] [stderr] Downloaded hummer v0.2.0 [INFO] [stderr] Downloaded object v0.27.1 [INFO] [stderr] Downloaded dyn-clone v1.0.4 [INFO] [stderr] Downloaded libc v0.2.109 [INFO] [stderr] Downloaded gimli v0.26.1 [INFO] [stderr] Downloaded windows_i686_msvc v0.32.0 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.32.0 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.32.0 [INFO] [stderr] Downloaded windows_i686_gnu v0.32.0 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.32.0 [INFO] [stderr] Downloaded tokio v1.19.2 [INFO] [stderr] Downloaded creep v0.2.2 [INFO] [stderr] Downloaded addr2line v0.17.0 [INFO] [stderr] Downloaded rustc-demangle v0.1.21 [INFO] [stderr] Downloaded backtrace v0.3.63 [INFO] [stderr] Downloaded rustracing v0.5.1 [INFO] [stderr] Downloaded thrift_codec v0.1.1 [INFO] [stderr] Downloaded trackable v1.2.0 [INFO] [stderr] Downloaded rustracing_jaeger v0.7.0 [INFO] [stderr] Downloaded muta-apm v0.1.0 [INFO] [stderr] Downloaded windows-sys v0.32.0 [INFO] [stderr] Downloaded lock_api v0.4.6 [INFO] [stderr] Downloaded parking_lot_core v0.9.1 [INFO] [stderr] Downloaded once_cell v1.13.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0837c245fe1ea90a1c0c0c32e296a97dd9ec339ce3337549cab488560da2e25b [INFO] running `Command { std: "docker" "start" "-a" "0837c245fe1ea90a1c0c0c32e296a97dd9ec339ce3337549cab488560da2e25b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0837c245fe1ea90a1c0c0c32e296a97dd9ec339ce3337549cab488560da2e25b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0837c245fe1ea90a1c0c0c32e296a97dd9ec339ce3337549cab488560da2e25b", kill_on_drop: false }` [INFO] [stdout] 0837c245fe1ea90a1c0c0c32e296a97dd9ec339ce3337549cab488560da2e25b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4ae787a82cbe10cb130fd2809d065284fcc5b19c91d3ddf8b95412ee505f910a [INFO] running `Command { std: "docker" "start" "-a" "4ae787a82cbe10cb130fd2809d065284fcc5b19c91d3ddf8b95412ee505f910a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking futures-io v0.3.18 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Checking dyn-clone v1.0.4 [INFO] [stderr] Checking creep v0.2.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking libmath v0.1.4 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Checking faster-hex v0.6.1 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking hummer v0.2.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking prime_tools v0.3.4 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking blake2b_simd v1.0.0 [INFO] [stderr] Checking hasher v0.1.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling trackable_derive v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling futures-macro v0.3.18 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling muta-apm-derive v0.1.0 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking trackable v1.2.0 [INFO] [stderr] Checking trackable v0.2.24 [INFO] [stderr] Checking rustracing v0.5.1 [INFO] [stderr] Checking thrift_codec v0.1.1 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking futures-util v0.3.18 [INFO] [stderr] Checking rustracing_jaeger v0.7.0 [INFO] [stderr] Checking muta-apm v0.1.0 [INFO] [stderr] Checking futures-executor v0.3.18 [INFO] [stderr] Checking futures v0.3.18 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking rlp v0.5.1 [INFO] [stderr] Checking overlord v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/codec.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | 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] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/serde_multi_hex.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/state/process.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/state/process.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/types.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialOrd` is imported redundantly [INFO] [stdout] --> src/types.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialOrd` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/types.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | 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 `TryFrom` is imported redundantly [INFO] [stdout] --> src/codec.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | 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] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Eq` is imported redundantly [INFO] [stdout] --> src/error.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Eq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> src/error.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/serde_multi_hex.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/state/process.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/state/process.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ToString` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/types.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialOrd` is imported redundantly [INFO] [stdout] --> src/types.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialOrd` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/types.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | 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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.59s [INFO] running `Command { std: "docker" "inspect" "4ae787a82cbe10cb130fd2809d065284fcc5b19c91d3ddf8b95412ee505f910a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ae787a82cbe10cb130fd2809d065284fcc5b19c91d3ddf8b95412ee505f910a", kill_on_drop: false }` [INFO] [stdout] 4ae787a82cbe10cb130fd2809d065284fcc5b19c91d3ddf8b95412ee505f910a