[INFO] cloning repository https://github.com/noahmpauls/advent-of-code-2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noahmpauls/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed64fd876198df7e9d754609c201540e3fae6842 [INFO] checking noahmpauls/advent-of-code-2021 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/noahmpauls/advent-of-code-2021 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 git repo https://github.com/noahmpauls/advent-of-code-2021 [INFO] finished tweaking git repo https://github.com/noahmpauls/advent-of-code-2021 [INFO] tweaked toml for git repo https://github.com/noahmpauls/advent-of-code-2021 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/noahmpauls/advent-of-code-2021 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7670f6c2e738d1e351d25e233e811d62ce9b24363756ca0134173636e42f115c [INFO] running `Command { std: "docker" "start" "-a" "7670f6c2e738d1e351d25e233e811d62ce9b24363756ca0134173636e42f115c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7670f6c2e738d1e351d25e233e811d62ce9b24363756ca0134173636e42f115c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7670f6c2e738d1e351d25e233e811d62ce9b24363756ca0134173636e42f115c", kill_on_drop: false }` [INFO] [stdout] 7670f6c2e738d1e351d25e233e811d62ce9b24363756ca0134173636e42f115c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4da83bceb9f406af2616c7d1270803922cc56549fc2a30d1570e2407c319ba3a [INFO] running `Command { std: "docker" "start" "-a" "4da83bceb9f406af2616c7d1270803922cc56549fc2a30d1570e2407c319ba3a", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling priority-queue v1.2.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking extended_polymerization v0.1.0 (/opt/rustwide/workdir/14_extended_polymerization) [INFO] [stderr] Checking lanternfish v0.1.0 (/opt/rustwide/workdir/06_lanternfish) [INFO] [stderr] Checking hydrothermal_venture v0.1.0 (/opt/rustwide/workdir/05_hydrothermal_venture) [INFO] [stderr] Checking sea_cucumber v0.1.0 (/opt/rustwide/workdir/25_sea_cucumber) [INFO] [stderr] Checking trench_map v0.1.0 (/opt/rustwide/workdir/20_trench_map) [INFO] [stderr] Checking snailfish v0.1.0 (/opt/rustwide/workdir/18_snailfish) [INFO] [stderr] Checking packet_decoder v0.1.0 (/opt/rustwide/workdir/16_packet_decoder) [INFO] [stderr] Checking dirac_dice v0.1.0 (/opt/rustwide/workdir/21_dirac_dice) [INFO] [stderr] Checking the_treachery_of_whales v0.1.0 (/opt/rustwide/workdir/07_the_treachery_of_whales) [INFO] [stderr] Checking giant_squid v0.1.0 (/opt/rustwide/workdir/04_giant_squid) [INFO] [stderr] Checking trick_shot v0.1.0 (/opt/rustwide/workdir/17_trick_shot) [INFO] [stderr] Checking chiton v0.1.0 (/opt/rustwide/workdir/15_chiton) [INFO] [stderr] Checking dumbo_octopus v0.1.0 (/opt/rustwide/workdir/11_dumbo_octopus) [INFO] [stderr] Checking seven_segment_search v0.1.0 (/opt/rustwide/workdir/08_seven_segment_search) [INFO] [stderr] Checking passage_pathing v0.1.0 (/opt/rustwide/workdir/12_passage_pathing) [INFO] [stderr] Checking arithmetic_logic_unit v0.1.0 (/opt/rustwide/workdir/24_arithmetic_logic_unit) [INFO] [stderr] Checking dive v0.1.0 (/opt/rustwide/workdir/02_dive) [INFO] [stderr] Checking sonar_sweep v0.1.0 (/opt/rustwide/workdir/01_sonar_sweep) [INFO] [stderr] Checking smoke_basin v0.1.0 (/opt/rustwide/workdir/09_smoke_basin) [INFO] [stdout] warning: field `big` is never read [INFO] [stdout] --> 12_passage_pathing/src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct CaveSystem { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 6 | adjacency: HashMap>, [INFO] [stdout] 7 | big: HashSet, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `nums_to_wires` is never read [INFO] [stdout] --> 08_seven_segment_search/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct SegmentDecoder { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 4 | nums_to_wires: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking transparent_origami v0.1.0 (/opt/rustwide/workdir/13_transparent_origami) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking reactor_reboot v0.1.0 (/opt/rustwide/workdir/22_reactor_reboot) [INFO] [stderr] Checking syntax_scoring v0.1.0 (/opt/rustwide/workdir/10_syntax_scoring) [INFO] [stderr] Checking binary_diagnostic v0.1.0 (/opt/rustwide/workdir/03_binary_diagnostic) [INFO] [stdout] warning: struct `MemoEntry` is never constructed [INFO] [stdout] --> 24_arithmetic_logic_unit/src/alu.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct MemoEntry { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 03_binary_diagnostic/src/lib.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 21_dirac_dice/src/lib.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 25_sea_cucumber/src/lib.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 01_sonar_sweep/src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | ^^^^^^^^ [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] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 06_lanternfish/src/lib.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | use super::*; [INFO] [stdout] | ^^^^^^^^ [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 07_the_treachery_of_whales/src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | ^^^^^^^^ [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] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 22_reactor_reboot/src/simple.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 11_dumbo_octopus/src/lib.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 12_passage_pathing/src/lib.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | use super::*; [INFO] [stdout] | ^^^^^^^^ [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] [stdout] warning: field `big` is never read [INFO] [stdout] --> 12_passage_pathing/src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct CaveSystem { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 6 | adjacency: HashMap>, [INFO] [stdout] 7 | big: HashSet, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 08_seven_segment_search/src/lib.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> 17_trick_shot/src/lib.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | use super::*; [INFO] [stdout] | ^^^^^^^^ [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] [stdout] warning: field `nums_to_wires` is never read [INFO] [stdout] --> 08_seven_segment_search/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct SegmentDecoder { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 4 | nums_to_wires: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MemoEntry` is never constructed [INFO] [stdout] --> 24_arithmetic_logic_unit/src/alu.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct MemoEntry { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking beacon_scanner v0.1.0 (/opt/rustwide/workdir/19_beacon_scanner) [INFO] [stderr] Checking amphipod v0.1.0 (/opt/rustwide/workdir/23_amphipod) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.59s [INFO] running `Command { std: "docker" "inspect" "4da83bceb9f406af2616c7d1270803922cc56549fc2a30d1570e2407c319ba3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4da83bceb9f406af2616c7d1270803922cc56549fc2a30d1570e2407c319ba3a", kill_on_drop: false }` [INFO] [stdout] 4da83bceb9f406af2616c7d1270803922cc56549fc2a30d1570e2407c319ba3a [INFO] checking noahmpauls/advent-of-code-2021 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahmpauls%2Fadvent-of-code-2021" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/noahmpauls/advent-of-code-2021 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/noahmpauls/advent-of-code-2021 [INFO] finished tweaking git repo https://github.com/noahmpauls/advent-of-code-2021 [INFO] tweaked toml for git repo https://github.com/noahmpauls/advent-of-code-2021 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/noahmpauls/advent-of-code-2021 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da8006c8fabcf7fac4bbed96e752e4d8bd0fb0d8ab9be0feda004869b9c972fa [INFO] running `Command { std: "docker" "start" "-a" "da8006c8fabcf7fac4bbed96e752e4d8bd0fb0d8ab9be0feda004869b9c972fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da8006c8fabcf7fac4bbed96e752e4d8bd0fb0d8ab9be0feda004869b9c972fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da8006c8fabcf7fac4bbed96e752e4d8bd0fb0d8ab9be0feda004869b9c972fa", kill_on_drop: false }` [INFO] [stdout] da8006c8fabcf7fac4bbed96e752e4d8bd0fb0d8ab9be0feda004869b9c972fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e7b4bad4ef42f87b4e174c975dd5199e9fbf2870aa5d2f930d2219da994a2d5 [INFO] running `Command { std: "docker" "start" "-a" "7e7b4bad4ef42f87b4e174c975dd5199e9fbf2870aa5d2f930d2219da994a2d5", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/common) [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling priority-queue v1.2.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.4/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7e7b4bad4ef42f87b4e174c975dd5199e9fbf2870aa5d2f930d2219da994a2d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e7b4bad4ef42f87b4e174c975dd5199e9fbf2870aa5d2f930d2219da994a2d5", kill_on_drop: false }` [INFO] [stdout] 7e7b4bad4ef42f87b4e174c975dd5199e9fbf2870aa5d2f930d2219da994a2d5