[INFO] cloning repository https://github.com/csharad/paryxa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/csharad/paryxa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsharad%2Fparyxa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsharad%2Fparyxa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f1b3fd933af34909efc503f834ecd5076db11c8
[INFO] checking csharad/paryxa/2f1b3fd933af34909efc503f834ecd5076db11c8 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcsharad%2Fparyxa" "/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/csharad/paryxa on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/csharad/paryxa
[INFO] finished tweaking git repo https://github.com/csharad/paryxa
[INFO] tweaked toml for git repo https://github.com/csharad/paryxa written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/csharad/paryxa 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded warp v0.1.7
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[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e0fa4d1c288144d47df12a5e7210e2a66ff72cd73e8744edc007c5aaed3052d
[INFO] running `Command { std: "docker" "start" "-a" "7e0fa4d1c288144d47df12a5e7210e2a66ff72cd73e8744edc007c5aaed3052d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e0fa4d1c288144d47df12a5e7210e2a66ff72cd73e8744edc007c5aaed3052d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0fa4d1c288144d47df12a5e7210e2a66ff72cd73e8744edc007c5aaed3052d", kill_on_drop: false }`
[INFO] [stdout] 7e0fa4d1c288144d47df12a5e7210e2a66ff72cd73e8744edc007c5aaed3052d
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27e58028b01a31528e053c0eed731ac797ac515960dfe51499fc231e32b764ff
[INFO] running `Command { std: "docker" "start" "-a" "27e58028b01a31528e053c0eed731ac797ac515960dfe51499fc231e32b764ff", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking scopeguard v0.3.3
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[INFO] [stderr]     Checking crossbeam-utils v0.5.0
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[INFO] [stderr]    Compiling serde v1.0.80
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[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
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[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling lazy_static v1.1.0
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[INFO] [stderr]     Checking rand_core v0.2.2
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[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking mime v0.3.12
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking sha-1 v0.7.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking utf-8 v0.7.4
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking headers-core v0.0.1
[INFO] [stderr]     Checking block-cipher-trait v0.5.3
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking opaque-debug v0.1.1
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]     Checking blowfish v0.3.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking bcrypt v0.2.1
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking ttl_cache v0.4.2
[INFO] [stderr]     Checking tungstenite v0.6.0
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]    Compiling synstructure v0.10.0
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling headers-derive v0.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking headers-ext v0.0.3
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking hyper v0.12.12
[INFO] [stderr]    Compiling juniper_codegen v0.10.0
[INFO] [stderr]    Compiling diesel_derives v1.3.0
[INFO] [stderr]     Checking warp v0.1.7
[INFO] [stderr]     Checking diesel v1.3.3
[INFO] [stderr]     Checking juniper v0.10.0
[INFO] [stderr]     Checking juniper_warp v0.1.0
[INFO] [stderr]     Checking paryxa-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `test_attempt_id` is never read
[INFO] [stdout]   --> src/models/question_answer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct QuestionAnswer {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 11 |     id: i32,
[INFO] [stdout] 12 |     test_attempt_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/models/test_subscription.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct TestSubscription {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     user_id: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `test_attempt_id` is never read
[INFO] [stdout]   --> src/models/question_answer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct QuestionAnswer {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 11 |     id: i32,
[INFO] [stdout] 12 |     test_attempt_id: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `user_id` is never read
[INFO] [stdout]   --> src/models/test_subscription.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct TestSubscription {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     user_id: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.49s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: diesel v1.3.3, paryxa-server v0.1.0 (/opt/rustwide/workdir), syn v0.13.11, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "27e58028b01a31528e053c0eed731ac797ac515960dfe51499fc231e32b764ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e58028b01a31528e053c0eed731ac797ac515960dfe51499fc231e32b764ff", kill_on_drop: false }`
[INFO] [stdout] 27e58028b01a31528e053c0eed731ac797ac515960dfe51499fc231e32b764ff