[INFO] fetching crate crymap 1.0.1... [INFO] checking crymap-1.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate crymap 1.0.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate crymap 1.0.1 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 crates.io crate crymap 1.0.1 [INFO] finished tweaking crates.io crate crymap 1.0.1 [INFO] tweaked toml for crates.io crate crymap 1.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate crymap 1.0.1 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.111 [INFO] [stderr] Downloaded jobserver v0.1.21 [INFO] [stderr] Downloaded zstd-safe v2.0.4+zstd.1.4.5 [INFO] [stderr] Downloaded cc v1.0.54 [INFO] [stderr] Downloaded serde v1.0.111 [INFO] [stderr] Downloaded syn v1.0.29 [INFO] [stderr] Downloaded rpassword v4.0.5 [INFO] [stderr] Downloaded proc-macro-error-attr v1.0.3 [INFO] [stderr] Downloaded thiserror v1.0.19 [INFO] [stderr] Downloaded secstr v0.4.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.17 [INFO] [stderr] Downloaded hermit-abi v0.1.13 [INFO] [stderr] Downloaded thiserror-impl v1.0.19 [INFO] [stderr] Downloaded arrayvec v0.5.1 [INFO] [stderr] Downloaded proc-macro-error v1.0.3 [INFO] [stderr] Downloaded structopt-derive v0.4.8 [INFO] [stderr] Downloaded crossbeam-channel v0.4.3 [INFO] [stderr] Downloaded typemap-ors v1.0.0 [INFO] [stderr] Downloaded unsafe-any-ors v1.0.0 [INFO] [stderr] Downloaded rust-argon2 v0.8.2 [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] 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[stderr] Downloaded half v1.6.0 [INFO] [stderr] Downloaded serde_repr v0.1.5 [INFO] [stderr] Downloaded syslog v5.0.0 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71a47be0ca4152d7112798a99c65db4eb1b02360c908f180c06f730b1987e88f [INFO] running `Command { std: "docker" "start" "-a" "71a47be0ca4152d7112798a99c65db4eb1b02360c908f180c06f730b1987e88f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71a47be0ca4152d7112798a99c65db4eb1b02360c908f180c06f730b1987e88f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71a47be0ca4152d7112798a99c65db4eb1b02360c908f180c06f730b1987e88f", kill_on_drop: false }` [INFO] [stdout] 71a47be0ca4152d7112798a99c65db4eb1b02360c908f180c06f730b1987e88f [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fe70e389a0de12fc126b7787b39e0452e910d4c08ff2dd6436c61e58e08c03d [INFO] running `Command { std: "docker" "start" "-a" "9fe70e389a0de12fc126b7787b39e0452e910d4c08ff2dd6436c61e58e08c03d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling syn v1.0.29 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling parking_lot_core v0.9.5 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking destructure_traitobject v0.2.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling anyhow v1.0.68 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking unsafe-any-ors v1.0.0 [INFO] [stderr] Checking ordered-float v2.10.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] 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Checking humantime v2.1.0 [INFO] [stderr] Checking bit-vec v0.6.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking base64 v0.12.1 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking rust-argon2 v0.8.2 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking secstr v0.4.0 [INFO] [stderr] Checking rpassword v4.0.5 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking proptest v0.10.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling thiserror-impl v1.0.19 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Checking thiserror v1.0.19 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Checking structopt v0.3.15 [INFO] [stderr] Compiling serde_repr v0.1.5 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking serde_bytes v0.11.4 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking syslog v5.0.0 [INFO] [stderr] Checking log4rs v1.2.0 [INFO] [stderr] Checking zstd-safe v2.0.4+zstd.1.4.5 [INFO] [stderr] Checking zstd v0.5.2+zstd.1.4.5 [INFO] [stderr] Checking crymap v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/account/mailbox/search_backend.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/account/mailbox/search.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | use regex::{self, Regex}; [INFO] [stdout] | ^^^^ the item `regex` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MailboxMessageAccessor` [INFO] [stdout] --> src/account/mailbox/mod.rs:257:32 [INFO] [stdout] | [INFO] [stdout] 257 | pub use fetch::{FetchReceiver, MailboxMessageAccessor}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_cbor` is imported redundantly [INFO] [stdout] --> src/support/small_bitset.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | use serde_cbor; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_cbor` 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 `Cursor` is imported redundantly [INFO] [stdout] --> src/support/un64.rs:288:19 [INFO] [stdout] | [INFO] [stdout] 288 | use std::io::{Cursor, Read, Write}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 292 | use super::*; [INFO] [stdout] | -------- the item `Cursor` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/support/un64.rs:288:27 [INFO] [stdout] | [INFO] [stdout] 288 | use std::io::{Cursor, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 292 | use super::*; [INFO] [stdout] | -------- the item `Read` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/support/un64.rs:288:33 [INFO] [stdout] | [INFO] [stdout] 288 | use std::io::{Cursor, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 292 | use super::*; [INFO] [stdout] | -------- the item `Write` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/account/mailbox/search_backend.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | use std::cmp::{Ord, Ordering}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/account/mailbox/fetch.rs:354:21 [INFO] [stdout] | [INFO] [stdout] 354 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 359 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/account/mailbox/search.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | use regex::{self, Regex}; [INFO] [stdout] | ^^^^ the item `regex` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MailboxMessageAccessor` [INFO] [stdout] --> src/account/mailbox/mod.rs:257:32 [INFO] [stdout] | [INFO] [stdout] 257 | pub use fetch::{FetchReceiver, MailboxMessageAccessor}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Cursor` is imported redundantly [INFO] [stdout] --> src/crypt/data_stream.rs:360:9 [INFO] [stdout] | [INFO] [stdout] 360 | use std::io::Cursor; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 361 | [INFO] [stdout] 362 | use super::*; [INFO] [stdout] | -------- the item `Cursor` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `read_uninteruptibly` is never used [INFO] [stdout] --> src/support/file_ops.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 93 | pub trait ReadUninterruptibly: Read { [INFO] [stdout] | ------------------- method in this trait [INFO] [stdout] 94 | fn read_uninteruptibly(&mut self, dst: &mut [u8]) -> io::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/account/model.rs:1426:14 [INFO] [stdout] | [INFO] [stdout] 1426 | ThreadId(String), [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] 1426 | ThreadId(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `read_uninteruptibly` is never used [INFO] [stdout] --> src/support/file_ops.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 93 | pub trait ReadUninterruptibly: Read { [INFO] [stdout] | ------------------- method in this trait [INFO] [stdout] 94 | fn read_uninteruptibly(&mut self, dst: &mut [u8]) -> io::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/account/model.rs:1426:14 [INFO] [stdout] | [INFO] [stdout] 1426 | ThreadId(String), [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] 1426 | ThreadId(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.93s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "9fe70e389a0de12fc126b7787b39e0452e910d4c08ff2dd6436c61e58e08c03d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fe70e389a0de12fc126b7787b39e0452e910d4c08ff2dd6436c61e58e08c03d", kill_on_drop: false }` [INFO] [stdout] 9fe70e389a0de12fc126b7787b39e0452e910d4c08ff2dd6436c61e58e08c03d