[INFO] updating cached repository https://github.com/botwob/AdventOfCode2019
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d74c6d3aa202fc4d5a17fedac04e0ada0c8df64a
[INFO] testing botwob/AdventOfCode2019 against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbotwob%2FAdventOfCode2019" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/botwob/AdventOfCode2019 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/botwob/AdventOfCode2019
[INFO] finished tweaking git repo https://github.com/botwob/AdventOfCode2019
[INFO] tweaked toml for git repo https://github.com/botwob/AdventOfCode2019 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/botwob/AdventOfCode2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c991dfa15326ba33b9a79ca8e099a9b13d328aab9e9f1c94ef4ea8297d4abe41
[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" "c991dfa15326ba33b9a79ca8e099a9b13d328aab9e9f1c94ef4ea8297d4abe41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c991dfa15326ba33b9a79ca8e099a9b13d328aab9e9f1c94ef4ea8297d4abe41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c991dfa15326ba33b9a79ca8e099a9b13d328aab9e9f1c94ef4ea8297d4abe41", kill_on_drop: false }`
[INFO] [stdout] c991dfa15326ba33b9a79ca8e099a9b13d328aab9e9f1c94ef4ea8297d4abe41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--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] c6e2d4fd6cd3cd102ad980ffa22a840ac77c13403360fffbd2c97c7ec8af6bba
[INFO] running `Command { std: "docker" "start" "-a" "c6e2d4fd6cd3cd102ad980ffa22a840ac77c13403360fffbd2c97c7ec8af6bba", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]  --> src/day2.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut pos = 0;
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day2.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut pos = 0;
[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: function is never used: `part1`
[INFO] [stdout]  --> src/day1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn part1() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]  --> src/day1.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn part2() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuel_required`
[INFO] [stdout]   --> src/day1.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn fuel_required(mass: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mass_to_zero`
[INFO] [stdout]   --> src/day1.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn mass_to_zero( mass: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_4`
[INFO] [stdout]   --> src/day2.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn read_4() {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "c6e2d4fd6cd3cd102ad980ffa22a840ac77c13403360fffbd2c97c7ec8af6bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e2d4fd6cd3cd102ad980ffa22a840ac77c13403360fffbd2c97c7ec8af6bba", kill_on_drop: false }`
[INFO] [stdout] c6e2d4fd6cd3cd102ad980ffa22a840ac77c13403360fffbd2c97c7ec8af6bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--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] 181f24b61c5dd8dc947b546cd019b974da9c9cc2268d22a860477d036906d783
[INFO] running `Command { std: "docker" "start" "-a" "181f24b61c5dd8dc947b546cd019b974da9c9cc2268d22a860477d036906d783", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]  --> src/day2.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut pos = 0;
[INFO] [stdout]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day2.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut pos = 0;
[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: function is never used: `part1`
[INFO] [stdout]  --> src/day1.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn part1() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]  --> src/day1.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn part2() {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuel_required`
[INFO] [stdout]   --> src/day1.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn fuel_required(mass: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mass_to_zero`
[INFO] [stdout]   --> src/day1.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn mass_to_zero( mass: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_4`
[INFO] [stdout]   --> src/day2.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn read_4() {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "181f24b61c5dd8dc947b546cd019b974da9c9cc2268d22a860477d036906d783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181f24b61c5dd8dc947b546cd019b974da9c9cc2268d22a860477d036906d783", kill_on_drop: false }`
[INFO] [stdout] 181f24b61c5dd8dc947b546cd019b974da9c9cc2268d22a860477d036906d783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", 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] a633dbd36f246f80929829610c09210740ffc0529564800dcfe9daa491e09c07
[INFO] running `Command { std: "docker" "start" "-a" "a633dbd36f246f80929829610c09210740ffc0529564800dcfe9daa491e09c07", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]  --> src/day2.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut pos = 0;
[INFO] [stderr]   |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/day2.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut pos = 0;
[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: function is never used: `part1`
[INFO] [stderr]  --> src/day1.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn part1() {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part2`
[INFO] [stderr]  --> src/day1.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn part2() {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `fuel_required`
[INFO] [stderr]   --> src/day1.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn fuel_required(mass: i32) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mass_to_zero`
[INFO] [stderr]   --> src/day1.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn mass_to_zero( mass: i32) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_4`
[INFO] [stderr]   --> src/day2.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn read_4() {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/advent1-a9eac18176f8c35a
[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 `Command { std: "docker" "inspect" "a633dbd36f246f80929829610c09210740ffc0529564800dcfe9daa491e09c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a633dbd36f246f80929829610c09210740ffc0529564800dcfe9daa491e09c07", kill_on_drop: false }`
[INFO] [stdout] a633dbd36f246f80929829610c09210740ffc0529564800dcfe9daa491e09c07