[INFO] cloning repository https://github.com/Gregory-Meyer/crudis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gregory-Meyer/crudis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fcrudis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fcrudis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ab13f33da1ecc9204cb53eda8ec5371abe0431c
[INFO] checking Gregory-Meyer/crudis against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fcrudis" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gregory-Meyer/crudis 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/Gregory-Meyer/crudis
[INFO] finished tweaking git repo https://github.com/Gregory-Meyer/crudis
[INFO] tweaked toml for git repo https://github.com/Gregory-Meyer/crudis written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Gregory-Meyer/crudis 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 tokio-uds v0.2.5
[INFO] [stderr]   Downloaded tokio-io v0.1.12
[INFO] [stderr]   Downloaded tokio-reactor v0.1.9
[INFO] [stderr]   Downloaded tokio-tcp v0.1.3
[INFO] [stderr]   Downloaded cfg-if v0.1.7
[INFO] [stderr]   Downloaded tokio-trace-core v0.1.0
[INFO] [stderr]   Downloaded tokio-udp v0.1.3
[INFO] [stderr]   Downloaded jemallocator v0.3.0
[INFO] [stderr]   Downloaded hashbrown v0.3.0
[INFO] [stderr]   Downloaded tokio-timer v0.2.10
[INFO] [stderr]   Downloaded libc v0.2.53
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.0
[INFO] [stderr]   Downloaded mio v0.6.16
[INFO] [stderr]   Downloaded futures v0.1.26
[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.1
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.14
[INFO] [stderr]   Downloaded tokio-codec v0.1.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
[INFO] [stderr]   Downloaded tokio-sync v0.1.5
[INFO] [stderr]   Downloaded tokio v0.1.19
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.6
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded num_cpus v1.10.0
[INFO] [stderr]   Downloaded rand_jitter v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 331c4198b5415b922a3955612670eaf8d472ded07f6d2b6d8a98b647d43c170d
[INFO] running `Command { std: "docker" "start" "-a" "331c4198b5415b922a3955612670eaf8d472ded07f6d2b6d8a98b647d43c170d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "331c4198b5415b922a3955612670eaf8d472ded07f6d2b6d8a98b647d43c170d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331c4198b5415b922a3955612670eaf8d472ded07f6d2b6d8a98b647d43c170d", kill_on_drop: false }`
[INFO] [stdout] 331c4198b5415b922a3955612670eaf8d472ded07f6d2b6d8a98b647d43c170d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 54fc8c1e942ef25cc45caca04f632b38ede199d41a9be705d4a138cfa73ec55f
[INFO] running `Command { std: "docker" "start" "-a" "54fc8c1e942ef25cc45caca04f632b38ede199d41a9be705d4a138cfa73ec55f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking hashbrown v0.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling jemalloc-sys v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]     Checking jemallocator v0.3.0
[INFO] [stderr]     Checking crudis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Eq` is imported redundantly
[INFO] [stdout]   --> src/resp.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     cmp::Eq,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Eq` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     io::Write,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     prelude::*,
[INFO] [stdout]    |     ---------- the item `Write` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Eq` is imported redundantly
[INFO] [stdout]   --> src/resp.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     cmp::Eq,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Eq` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Write` is imported redundantly
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     io::Write,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     prelude::*,
[INFO] [stdout]    |     ---------- the item `Write` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Set` and `Hash` are never constructed
[INFO] [stdout]   --> src/database.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum Value {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 36 |     Set(HashSet<String>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 37 |     Hash(HashMap<String, String>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Set` and `Hash` are never constructed
[INFO] [stdout]   --> src/database.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum Value {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 36 |     Set(HashSet<String>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 37 |     Hash(HashMap<String, String>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "54fc8c1e942ef25cc45caca04f632b38ede199d41a9be705d4a138cfa73ec55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54fc8c1e942ef25cc45caca04f632b38ede199d41a9be705d4a138cfa73ec55f", kill_on_drop: false }`
[INFO] [stdout] 54fc8c1e942ef25cc45caca04f632b38ede199d41a9be705d4a138cfa73ec55f