[INFO] cloning repository https://github.com/jasonwhite/rudolfs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jasonwhite/rudolfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonwhite%2Frudolfs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonwhite%2Frudolfs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30f76fed124b851f7884fbd0cb1dc1daa78bfe67 [INFO] checking jasonwhite/rudolfs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonwhite%2Frudolfs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jasonwhite/rudolfs 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 git repo https://github.com/jasonwhite/rudolfs [INFO] finished tweaking git repo https://github.com/jasonwhite/rudolfs [INFO] tweaked toml for git repo https://github.com/jasonwhite/rudolfs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jasonwhite/rudolfs 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 rusoto_sts v0.48.0 [INFO] [stderr] Downloaded keystream v1.0.0 [INFO] [stderr] Downloaded os_pipe v1.1.4 [INFO] [stderr] Downloaded chacha v0.3.0 [INFO] [stderr] Downloaded human-size v0.4.3 [INFO] [stderr] Downloaded duct v0.13.6 [INFO] [stderr] Downloaded ring v0.17.4 [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] b14e5c0de41f27a2711f5023f240ce68339c93b4d04c4d2df829ba2f5ff4949c [INFO] running `Command { std: "docker" "start" "-a" "b14e5c0de41f27a2711f5023f240ce68339c93b4d04c4d2df829ba2f5ff4949c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b14e5c0de41f27a2711f5023f240ce68339c93b4d04c4d2df829ba2f5ff4949c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b14e5c0de41f27a2711f5023f240ce68339c93b4d04c4d2df829ba2f5ff4949c", kill_on_drop: false }` [INFO] [stdout] b14e5c0de41f27a2711f5023f240ce68339c93b4d04c4d2df829ba2f5ff4949c [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] 3c96fdff264ca60649162b430ea975c04d4f15fb19cf0dcef3520feb3e5ab976 [INFO] running `Command { std: "docker" "start" "-a" "3c96fdff264ca60649162b430ea975c04d4f15fb19cf0dcef3520feb3e5ab976", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling rustls v0.20.9 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking base64 v0.21.4 [INFO] [stderr] Checking cpufeatures v0.2.9 [INFO] [stderr] Checking iana-time-zone v0.1.58 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking shlex v1.2.0 [INFO] [stderr] Checking zeroize v1.6.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking rustls-pemfile v1.0.3 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Checking rustls-native-certs v0.6.3 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling mime v0.3.17 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking xml-rs v0.8.19 [INFO] [stderr] Compiling askama_escape v0.10.3 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking socket2 v0.5.4 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling rusoto_core v0.48.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking humansize v1.1.1 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking keystream v1.0.0 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling rustix v0.38.19 [INFO] [stderr] Checking chacha v0.3.0 [INFO] [stderr] Checking humansize v2.1.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking uuid v1.5.0 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking human-size v0.4.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking os_pipe v1.1.4 [INFO] [stderr] Checking shared_child v1.0.0 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-mac v0.11.1 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking duct v0.13.6 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Checking hmac v0.11.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling ring v0.17.4 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Compiling serde_derive v1.0.189 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling async-trait v0.1.74 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking webpki v0.22.4 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking tokio-util v0.7.9 [INFO] [stderr] Checking tokio-rustls v0.23.4 [INFO] [stderr] Checking backoff v0.4.0 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking askama_shared v0.12.2 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Compiling askama_derive v0.11.2 [INFO] [stderr] Checking rusoto_credential v0.48.0 [INFO] [stderr] Checking hyper-rustls v0.23.2 [INFO] [stderr] Checking askama v0.11.1 [INFO] [stderr] Checking rusoto_signature v0.48.0 [INFO] [stderr] Checking rusoto_s3 v0.48.0 [INFO] [stderr] Checking rusoto_sts v0.48.0 [INFO] [stderr] Checking rudolfs v0.3.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `http` is imported redundantly [INFO] [stdout] --> src/app.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | use http::{self, header, StatusCode, Uri}; [INFO] [stdout] | ^^^^ the item `http` 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 `hyper` is imported redundantly [INFO] [stdout] --> src/app.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | use hyper::{self, body::Body, service::Service, Method, Request, Response}; [INFO] [stdout] | ^^^^ the item `hyper` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/hyperext.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | 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 `Unpin` is imported redundantly [INFO] [stdout] --> src/lru.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use core::marker::Unpin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sha2` is imported redundantly [INFO] [stdout] --> src/sha256.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | use sha2::{self, Digest}; [INFO] [stdout] | ^^^^ the item `sha2` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/storage/cached.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | use tokio::{self, sync::Mutex}; [INFO] [stdout] | ^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/storage/disk.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | use tokio::{self, fs}; [INFO] [stdout] | ^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error as CacheError` [INFO] [stdout] --> src/storage/mod.rs:29:37 [INFO] [stdout] | [INFO] [stdout] 29 | pub use cached::{Backend as Cached, Error as CacheError}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hyper` is imported redundantly [INFO] [stdout] --> src/lib.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | self, [INFO] [stdout] | ^^^^ the item `hyper` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `http` is imported redundantly [INFO] [stdout] --> src/app.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | use http::{self, header, StatusCode, Uri}; [INFO] [stdout] | ^^^^ the item `http` 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 `hyper` is imported redundantly [INFO] [stdout] --> src/app.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | use hyper::{self, body::Body, service::Service, Method, Request, Response}; [INFO] [stdout] | ^^^^ the item `hyper` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/hyperext.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | 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 `Unpin` is imported redundantly [INFO] [stdout] --> src/lru.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use core::marker::Unpin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sha2` is imported redundantly [INFO] [stdout] --> src/sha256.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | use sha2::{self, Digest}; [INFO] [stdout] | ^^^^ the item `sha2` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/storage/cached.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | use tokio::{self, sync::Mutex}; [INFO] [stdout] | ^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/storage/disk.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | use tokio::{self, fs}; [INFO] [stdout] | ^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error as CacheError` [INFO] [stdout] --> src/storage/mod.rs:29:37 [INFO] [stdout] | [INFO] [stdout] 29 | pub use cached::{Backend as Cached, Error as CacheError}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hyper` is imported redundantly [INFO] [stdout] --> src/lib.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | self, [INFO] [stdout] | ^^^^ the item `hyper` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `clean_lfs` is never used [INFO] [stdout] --> tests/common/mod.rs:124:12 [INFO] [stdout] | [INFO] [stdout] 33 | impl GitRepo { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 124 | pub fn clean_lfs(&self) -> io::Result<()> { [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: methods `clone_repo` and `pull` are never used [INFO] [stdout] --> tests/common/mod.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 33 | impl GitRepo { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn clone_repo(&self) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | pub fn pull(&self) -> io::Result<()> { [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] Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.31s [INFO] running `Command { std: "docker" "inspect" "3c96fdff264ca60649162b430ea975c04d4f15fb19cf0dcef3520feb3e5ab976", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c96fdff264ca60649162b430ea975c04d4f15fb19cf0dcef3520feb3e5ab976", kill_on_drop: false }` [INFO] [stdout] 3c96fdff264ca60649162b430ea975c04d4f15fb19cf0dcef3520feb3e5ab976