[INFO] updating cached repository https://github.com/RyanBluth/todo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5ad879185f0284862d3594d52f96cf0e4dca9aca
[INFO] testing RyanBluth/todo against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBluth%2Ftodo" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RyanBluth/todo on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RyanBluth/todo
[INFO] finished tweaking git repo https://github.com/RyanBluth/todo
[INFO] tweaked toml for git repo https://github.com/RyanBluth/todo written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/RyanBluth/todo already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 08446affc88360c363d124f985410a9875e97e03af0c35c193e648670f92a8be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "08446affc88360c363d124f985410a9875e97e03af0c35c193e648670f92a8be"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling wcwidth v1.0.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling term-table v0.1.6
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]  --> src/todo/types.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Serialize, Deserialize};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `metadata`
[INFO] [stderr]  --> src/todo/types.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{metadata, File, OpenOptions};
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut collection = ToDoCollection::load()?;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.23s
[INFO] running `"docker" "inspect" "08446affc88360c363d124f985410a9875e97e03af0c35c193e648670f92a8be"`
[INFO] running `"docker" "rm" "-f" "08446affc88360c363d124f985410a9875e97e03af0c35c193e648670f92a8be"`
[INFO] [stdout] 08446affc88360c363d124f985410a9875e97e03af0c35c193e648670f92a8be
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e810af649bf820bc1375322ed967bd9b499e56b273f144ffe68a36adde555ba
[INFO] running `"docker" "start" "-a" "5e810af649bf820bc1375322ed967bd9b499e56b273f144ffe68a36adde555ba"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]  --> src/todo/types.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Serialize, Deserialize};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `metadata`
[INFO] [stderr]  --> src/todo/types.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{metadata, File, OpenOptions};
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut collection = ToDoCollection::load()?;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "5e810af649bf820bc1375322ed967bd9b499e56b273f144ffe68a36adde555ba"`
[INFO] running `"docker" "rm" "-f" "5e810af649bf820bc1375322ed967bd9b499e56b273f144ffe68a36adde555ba"`
[INFO] [stdout] 5e810af649bf820bc1375322ed967bd9b499e56b273f144ffe68a36adde555ba
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad42ddaeda2e4874c9bc44cfb956eba98586de9a0d07aa122ac838f0cfb33567
[INFO] running `"docker" "start" "-a" "ad42ddaeda2e4874c9bc44cfb956eba98586de9a0d07aa122ac838f0cfb33567"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]  --> src/todo/types.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde::{Serialize, Deserialize};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `metadata`
[INFO] [stderr]  --> src/todo/types.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{metadata, File, OpenOptions};
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut collection = ToDoCollection::load()?;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/todo-eccd27947ebabd5e
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ad42ddaeda2e4874c9bc44cfb956eba98586de9a0d07aa122ac838f0cfb33567"`
[INFO] running `"docker" "rm" "-f" "ad42ddaeda2e4874c9bc44cfb956eba98586de9a0d07aa122ac838f0cfb33567"`
[INFO] [stdout] ad42ddaeda2e4874c9bc44cfb956eba98586de9a0d07aa122ac838f0cfb33567