[INFO] fetching crate nix-query 1.0.2... [INFO] checking nix-query-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate nix-query 1.0.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate nix-query 1.0.2 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] started tweaking crates.io crate nix-query 1.0.2 [INFO] finished tweaking crates.io crate nix-query 1.0.2 [INFO] tweaked toml for crates.io crate nix-query 1.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate nix-query 1.0.2 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 unicode-xid v0.2.0 [INFO] [stderr] Downloaded structopt v0.3.8 [INFO] [stderr] Downloaded rustversion v1.0.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.8 [INFO] [stderr] Downloaded itoa v0.4.5 [INFO] [stderr] Downloaded output_vt100 v0.1.2 [INFO] [stderr] Downloaded hermit-abi v0.1.6 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded dirs-sys v0.3.4 [INFO] [stderr] Downloaded crossbeam-queue v0.2.1 [INFO] [stderr] Downloaded ryu v1.0.2 [INFO] [stderr] Downloaded ctor v0.1.12 [INFO] [stderr] Downloaded colored v1.9.2 [INFO] [stderr] Downloaded rayon v1.3.0 [INFO] [stderr] Downloaded regex-syntax v0.6.13 [INFO] [stderr] Downloaded regex v1.3.3 [INFO] [stderr] Downloaded libc v0.2.66 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded serde_derive v1.0.104 [INFO] [stderr] Downloaded serde v1.0.104 [INFO] [stderr] Downloaded serde_json v1.0.45 [INFO] [stderr] Downloaded winapi-util v0.1.3 [INFO] [stderr] Downloaded termcolor v1.1.0 [INFO] [stderr] Downloaded fuzzy-matcher v0.3.1 [INFO] [stderr] Downloaded either v1.5.3 [INFO] [stderr] Downloaded rayon-core v1.7.0 [INFO] [stderr] Downloaded vte v0.3.3 [INFO] [stderr] Downloaded aho-corasick v0.7.7 [INFO] [stderr] Downloaded memchr v2.3.0 [INFO] [stderr] Downloaded num-integer v0.1.42 [INFO] [stderr] Downloaded num-traits v0.2.11 [INFO] [stderr] Downloaded chrono v0.4.10 [INFO] [stderr] Downloaded cc v1.0.50 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded autocfg v0.1.7 [INFO] [stderr] Downloaded crossbeam-utils v0.7.0 [INFO] [stderr] Downloaded rust-argon2 v0.7.0 [INFO] [stderr] Downloaded redox_users v0.3.4 [INFO] [stderr] Downloaded tuikit v0.2.9 [INFO] [stderr] Downloaded skim v0.7.0 [INFO] [stderr] Downloaded unicode-width v0.1.7 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded memoffset v0.5.3 [INFO] [stderr] Downloaded time v0.1.42 [INFO] [stderr] Downloaded utf8parse v0.1.1 [INFO] [stderr] Downloaded timer v0.2.0 [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.5 [INFO] [stderr] Downloaded fnv v1.0.6 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.0 [INFO] [stderr] Downloaded crossbeam-deque v0.7.2 [INFO] [stderr] Downloaded num_cpus v1.12.0 [INFO] [stderr] Downloaded syn-mid v0.4.0 [INFO] [stderr] Downloaded syn v1.0.14 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded structopt-derive v0.4.1 [INFO] [stderr] Downloaded proc-macro-error v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 59add3d11b6f429b77bdd197d61846a082cb85ef79d64f5ee339a4e0936e5d6d [INFO] running `Command { std: "docker" "start" "-a" "59add3d11b6f429b77bdd197d61846a082cb85ef79d64f5ee339a4e0936e5d6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59add3d11b6f429b77bdd197d61846a082cb85ef79d64f5ee339a4e0936e5d6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59add3d11b6f429b77bdd197d61846a082cb85ef79d64f5ee339a4e0936e5d6d", kill_on_drop: false }` [INFO] [stdout] 59add3d11b6f429b77bdd197d61846a082cb85ef79d64f5ee339a4e0936e5d6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 21c1e5d31653f55a18956f21afcf114f87200acb05ef9f367b713a46ed372711 [INFO] running `Command { std: "docker" "start" "-a" "21c1e5d31653f55a18956f21afcf114f87200acb05ef9f367b713a46ed372711", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking aho-corasick v0.7.7 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Checking fuzzy-matcher v0.3.1 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking shlex v0.1.1 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking colored v1.9.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking timer v0.2.0 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking tuikit v0.2.9 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-error v0.4.5 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.5 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling structopt-derive v0.4.1 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking structopt v0.3.8 [INFO] [stderr] Checking skim v0.7.0 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking nix-query v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `dirs` is imported redundantly [INFO] [stdout] --> src/cache.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use dirs; [INFO] [stdout] | ^^^^ the item `dirs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `dirs` is imported redundantly [INFO] [stdout] --> src/cache.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use dirs; [INFO] [stdout] | ^^^^ the item `dirs` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/nix.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Cache(CacheIoError), [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | Cache(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | Command(CommandError), [INFO] [stdout] | ------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | Command(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | NixQuery(nix::NixQueryError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | NixQuery(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Cache(CacheIoError), [INFO] [stdout] | ----- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | Cache(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | Command(CommandError), [INFO] [stdout] | ------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 | Command(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | NixQuery(nix::NixQueryError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 | NixQuery(()), [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 44.12s [INFO] running `Command { std: "docker" "inspect" "21c1e5d31653f55a18956f21afcf114f87200acb05ef9f367b713a46ed372711", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21c1e5d31653f55a18956f21afcf114f87200acb05ef9f367b713a46ed372711", kill_on_drop: false }` [INFO] [stdout] 21c1e5d31653f55a18956f21afcf114f87200acb05ef9f367b713a46ed372711