[INFO] cloning repository https://github.com/ThePrimeagen/timeline
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThePrimeagen/timeline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Ftimeline", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Ftimeline'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf2939f837528b36d5a5ba2c9fb961cab7116cc6
[INFO] checking ThePrimeagen/timeline against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Ftimeline" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ThePrimeagen/timeline
[INFO] finished tweaking git repo https://github.com/ThePrimeagen/timeline
[INFO] tweaked toml for git repo https://github.com/ThePrimeagen/timeline written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ThePrimeagen/timeline on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ThePrimeagen/timeline 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5d9b6ea635f03d7acf104245a930f0f5863968f2ca548899d1218472543d705
[INFO] running `Command { std: "docker" "start" "-a" "e5d9b6ea635f03d7acf104245a930f0f5863968f2ca548899d1218472543d705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5d9b6ea635f03d7acf104245a930f0f5863968f2ca548899d1218472543d705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d9b6ea635f03d7acf104245a930f0f5863968f2ca548899d1218472543d705", kill_on_drop: false }`
[INFO] [stdout] e5d9b6ea635f03d7acf104245a930f0f5863968f2ca548899d1218472543d705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ea7fce041798a420f2ac4f7db08d4290a19a91b8c2dccbe0789fe4561ce055
[INFO] running `Command { std: "docker" "start" "-a" "17ea7fce041798a420f2ac4f7db08d4290a19a91b8c2dccbe0789fe4561ce055", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking pretty_assertions v1.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking calculate_differences v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use] extern crate pretty_assertions;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_abs_diff` has been stable since 1.60.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(int_abs_diff)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_abs_diff` has been stable since 1.60.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(int_abs_diff)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/zone_search.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ZoneIdx(usize);
[INFO] [stdout]   |            ------- ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/opts.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | /     /// Tracks file.  These should contain only TM_TRACKS lines from tms_to_csv output
[INFO] [stdout] 6 | |     /// A simple cat my_tele_.csv | grep "TM_TRACS" > my_tele.tracks.csv should do it
[INFO] [stdout] 7 | |     #[structopt(short = "t", long = "track-file")]
[INFO] [stdout] 8 | |     pub track_file: String,
[INFO] [stdout]   | |__________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     /// The track you wish to search on.
[INFO] [stdout] 11 | |     #[structopt(short = "m", long = "main-track", default_value = "Main Thread")]
[INFO] [stdout] 12 | |     pub main_track: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     /// The track you wish to search on.
[INFO] [stdout] 15 | |     #[structopt(short = "c", long = "context-track", default_value = "Instrumentation")]
[INFO] [stdout] 16 | |     pub context_track: String,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// Zones file.  These should contain only TM_ZONES lines from tms_to_csv output
[INFO] [stdout] 19 | |     /// A simple cat my_tele_.csv | grep "TM_ZONE" > my_tele.zones.csv should do it
[INFO] [stdout] 20 | |     #[structopt(short = "z", long = "zone-file")]
[INFO] [stdout] 21 | |     pub zone_file: String,
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// Specifies the queries to run over the data provided.
[INFO] [stdout] 24 | |     ///
[INFO] [stdout] 25 | |     /// The format of the query file should be the following
[INFO] [stdout] 26 | |     /// ```json
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     #[structopt(short = "q", long = "query-file")]
[INFO] [stdout] 56 | |     pub query_file: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `calculate_differences` (lib) due to 5 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/zone_search.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ZoneIdx(usize);
[INFO] [stdout]   |            ------- ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/opts.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | /     /// Tracks file.  These should contain only TM_TRACKS lines from tms_to_csv output
[INFO] [stdout] 6 | |     /// A simple cat my_tele_.csv | grep "TM_TRACS" > my_tele.tracks.csv should do it
[INFO] [stdout] 7 | |     #[structopt(short = "t", long = "track-file")]
[INFO] [stdout] 8 | |     pub track_file: String,
[INFO] [stdout]   | |__________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     /// The track you wish to search on.
[INFO] [stdout] 11 | |     #[structopt(short = "m", long = "main-track", default_value = "Main Thread")]
[INFO] [stdout] 12 | |     pub main_track: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     /// The track you wish to search on.
[INFO] [stdout] 15 | |     #[structopt(short = "c", long = "context-track", default_value = "Instrumentation")]
[INFO] [stdout] 16 | |     pub context_track: String,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// Zones file.  These should contain only TM_ZONES lines from tms_to_csv output
[INFO] [stdout] 19 | |     /// A simple cat my_tele_.csv | grep "TM_ZONE" > my_tele.zones.csv should do it
[INFO] [stdout] 20 | |     #[structopt(short = "z", long = "zone-file")]
[INFO] [stdout] 21 | |     pub zone_file: String,
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /// Specifies the queries to run over the data provided.
[INFO] [stdout] 24 | |     ///
[INFO] [stdout] 25 | |     /// The format of the query file should be the following
[INFO] [stdout] 26 | |     /// ```json
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |     #[structopt(short = "q", long = "query-file")]
[INFO] [stdout] 56 | |     pub query_file: String,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `calculate_differences` (lib test) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "17ea7fce041798a420f2ac4f7db08d4290a19a91b8c2dccbe0789fe4561ce055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ea7fce041798a420f2ac4f7db08d4290a19a91b8c2dccbe0789fe4561ce055", kill_on_drop: false }`
[INFO] [stdout] 17ea7fce041798a420f2ac4f7db08d4290a19a91b8c2dccbe0789fe4561ce055