[INFO] cloning repository https://github.com/olejodd10/blackboard_course_manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olejodd10/blackboard_course_manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folejodd10%2Fblackboard_course_manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folejodd10%2Fblackboard_course_manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 919d6c3048793cc9ad4fa277b2620af9e76b856a
[INFO] checking olejodd10/blackboard_course_manager against try#ae258e1fcbee4a062f5f3d869f06004d7cea088e for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folejodd10%2Fblackboard_course_manager" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] error: copy-fd: write returned: No space left on device
[INFO] [stderr] fatal: cannot copy '/usr/share/git-core/templates/hooks/commit-msg.sample' to '/workspace/builds/worker-0-tc2/source/.git/hooks/commit-msg.sample': No space left on device
[INFO] checking olejodd10/blackboard_course_manager against try#ae258e1fcbee4a062f5f3d869f06004d7cea088e for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folejodd10%2Fblackboard_course_manager" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/olejodd10/blackboard_course_manager on toolchain ae258e1fcbee4a062f5f3d869f06004d7cea088e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olejodd10/blackboard_course_manager
[INFO] finished tweaking git repo https://github.com/olejodd10/blackboard_course_manager
[INFO] tweaked toml for git repo https://github.com/olejodd10/blackboard_course_manager written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/olejodd10/blackboard_course_manager 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" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ed211d76366f19292af0609cc69563680f9c85344a6ee495f69a34ae8b12031
[INFO] running `Command { std: "docker" "start" "-a" "1ed211d76366f19292af0609cc69563680f9c85344a6ee495f69a34ae8b12031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ed211d76366f19292af0609cc69563680f9c85344a6ee495f69a34ae8b12031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed211d76366f19292af0609cc69563680f9c85344a6ee495f69a34ae8b12031", kill_on_drop: false }`
[INFO] [stdout] 1ed211d76366f19292af0609cc69563680f9c85344a6ee495f69a34ae8b12031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8edff5b776a6c2f08b2bd6a48132ae4c004ccb7609acb22c9fd9a0a03012020
[INFO] running `Command { std: "docker" "start" "-a" "d8edff5b776a6c2f08b2bd6a48132ae4c004ccb7609acb22c9fd9a0a03012020", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling curl v0.4.43
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libz-sys v1.1.5
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.53+curl-7.82.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking string_cache v0.8.4
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling html5ever v0.25.2
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking xml5ever v0.16.2
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking zip-extract v0.1.1
[INFO] [stderr]     Checking markup5ever_rcdom v0.1.0
[INFO] [stderr]     Checking html2text v0.2.1
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking blackboard_course_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `mimetype_contains` is never used
[INFO] [stdout]  --> src/utils/predicate_utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn mimetype_contains(attachment: &BBAttachment, substring: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `small_file_mimetype` is never used
[INFO] [stdout]  --> src/utils/predicate_utils.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn small_file_mimetype(attachment: &BBAttachment) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `filename_contains` is never used
[INFO] [stdout]   --> src/utils/predicate_utils.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn filename_contains(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `title_contains` is never used
[INFO] [stdout]   --> src/utils/predicate_utils.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn title_contains(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `view` is never used
[INFO] [stdout]    --> src/bb_course/bb_content.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 22  | impl<'a> BBContent<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub fn view(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `view` is never used
[INFO] [stdout]   --> src/bb_course/bb_content/bb_attachment.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'a, 'b> BBAttachment<'a, 'b> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn view(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/bb_course/bb_announcement.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BBAnnouncement {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 7 |     pub id: String,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `view` is never used
[INFO] [stdout]   --> src/bb_course/bb_announcement.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl BBAnnouncement {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn view(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `content_id` are never read
[INFO] [stdout]  --> src/bb_course/bb_gradebook.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct BBGradebookColumn {
[INFO] [stdout]   |            ----------------- fields in this struct
[INFO] [stdout] 4 |     pub id: String,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 5 |     pub name: String,
[INFO] [stdout] 6 |     pub content_id: String,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Collector` is never constructed
[INFO] [stdout]  --> src/bb_session.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Collector(Vec<u8>);
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mimetype_contains` is never used
[INFO] [stdout]  --> src/utils/predicate_utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn mimetype_contains(attachment: &BBAttachment, substring: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `small_file_mimetype` is never used
[INFO] [stdout]  --> src/utils/predicate_utils.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn small_file_mimetype(attachment: &BBAttachment) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `filename_contains` is never used
[INFO] [stdout]   --> src/utils/predicate_utils.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn filename_contains(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `title_contains` is never used
[INFO] [stdout]   --> src/utils/predicate_utils.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn title_contains(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `view` is never used
[INFO] [stdout]    --> src/bb_course/bb_content.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 22  | impl<'a> BBContent<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub fn view(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `view` is never used
[INFO] [stdout]   --> src/bb_course/bb_content/bb_attachment.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'a, 'b> BBAttachment<'a, 'b> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn view(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/bb_course/bb_announcement.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BBAnnouncement {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 7 |     pub id: String,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `view` is never used
[INFO] [stdout]   --> src/bb_course/bb_announcement.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl BBAnnouncement {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn view(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `content_id` are never read
[INFO] [stdout]  --> src/bb_course/bb_gradebook.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct BBGradebookColumn {
[INFO] [stdout]   |            ----------------- fields in this struct
[INFO] [stdout] 4 |     pub id: String,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 5 |     pub name: String,
[INFO] [stdout] 6 |     pub content_id: String,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Collector` is never constructed
[INFO] [stdout]  --> src/bb_session.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Collector(Vec<u8>);
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: xml5ever v0.16.2
[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" "d8edff5b776a6c2f08b2bd6a48132ae4c004ccb7609acb22c9fd9a0a03012020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8edff5b776a6c2f08b2bd6a48132ae4c004ccb7609acb22c9fd9a0a03012020", kill_on_drop: false }`
[INFO] [stdout] d8edff5b776a6c2f08b2bd6a48132ae4c004ccb7609acb22c9fd9a0a03012020
