[INFO] cloning repository https://github.com/lukors/time_track
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukors/time_track" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukors%2Ftime_track", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukors%2Ftime_track'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1a1521fee221cb098efb1889e93228fa7d1ab98
[INFO] checking lukors/time_track against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukors%2Ftime_track" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukors/time_track on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lukors/time_track
[INFO] finished tweaking git repo https://github.com/lukors/time_track
[INFO] tweaked toml for git repo https://github.com/lukors/time_track written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/lukors/time_track already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf5483a41b491739b8707d59bb0d7db6521b16c3986b4bffe18c4ef7bf7a1076
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf5483a41b491739b8707d59bb0d7db6521b16c3986b4bffe18c4ef7bf7a1076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf5483a41b491739b8707d59bb0d7db6521b16c3986b4bffe18c4ef7bf7a1076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5483a41b491739b8707d59bb0d7db6521b16c3986b4bffe18c4ef7bf7a1076", kill_on_drop: false }`
[INFO] [stdout] cf5483a41b491739b8707d59bb0d7db6521b16c3986b4bffe18c4ef7bf7a1076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f0d59e38639d5c2afd5ec2828ea8fb0bf5d92ef53b638505784ed9e1654ff06
[INFO] running `Command { std: "docker" "start" "-a" "5f0d59e38639d5c2afd5ec2828ea8fb0bf5d92ef53b638505784ed9e1654ff06", 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] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking quickcheck v0.7.1
[INFO] [stderr]     Checking time_track v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:54:32
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:210:26
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let tag_ids: Vec<(_)> = short_names
[INFO] [stdout]     |                          ^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:54:32
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:210:26
[INFO] [stdout]     |
[INFO] [stdout] 210 |         let tag_ids: Vec<(_)> = short_names
[INFO] [stdout]     |                          ^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:455:17
[INFO] [stdout]     |
[INFO] [stdout] 455 |             let mut event = self.events.get_mut(&time).unwrap();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:455:17
[INFO] [stdout]     |
[INFO] [stdout] 455 |             let mut event = self.events.get_mut(&time).unwrap();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.01s
[INFO] running `Command { std: "docker" "inspect" "5f0d59e38639d5c2afd5ec2828ea8fb0bf5d92ef53b638505784ed9e1654ff06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0d59e38639d5c2afd5ec2828ea8fb0bf5d92ef53b638505784ed9e1654ff06", kill_on_drop: false }`
[INFO] [stdout] 5f0d59e38639d5c2afd5ec2828ea8fb0bf5d92ef53b638505784ed9e1654ff06