[INFO] cloning repository https://github.com/botwob/AdventOfCode2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/botwob/AdventOfCode2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbotwob%2FAdventOfCode2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbotwob%2FAdventOfCode2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d74c6d3aa202fc4d5a17fedac04e0ada0c8df64a
[INFO] testing botwob/AdventOfCode2019 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbotwob%2FAdventOfCode2019" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/botwob/AdventOfCode2019 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-46/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 226394ef916f12fd3f3588931ed0dd96078cc86dc91a1dea661aebc694f92484
[INFO] running `Command { std: "docker" "start" "-a" "226394ef916f12fd3f3588931ed0dd96078cc86dc91a1dea661aebc694f92484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226394ef916f12fd3f3588931ed0dd96078cc86dc91a1dea661aebc694f92484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226394ef916f12fd3f3588931ed0dd96078cc86dc91a1dea661aebc694f92484", kill_on_drop: false }`
[INFO] [stdout] 226394ef916f12fd3f3588931ed0dd96078cc86dc91a1dea661aebc694f92484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0372e9d49762341d314f994328ca4f687ce095ecb2f234f98010fd033a35cbb1
[INFO] running `Command { std: "docker" "start" "-a" "0372e9d49762341d314f994328ca4f687ce095ecb2f234f98010fd033a35cbb1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]  --> src/day2.rs:7:13
[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 1.98s
[INFO] running `Command { std: "docker" "inspect" "0372e9d49762341d314f994328ca4f687ce095ecb2f234f98010fd033a35cbb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0372e9d49762341d314f994328ca4f687ce095ecb2f234f98010fd033a35cbb1", kill_on_drop: false }`
[INFO] [stdout] 0372e9d49762341d314f994328ca4f687ce095ecb2f234f98010fd033a35cbb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71915dbccc2609b93e64f6225c8fc9aa1faceb4368804a5acfa3325a89a41d9c
[INFO] running `Command { std: "docker" "start" "-a" "71915dbccc2609b93e64f6225c8fc9aa1faceb4368804a5acfa3325a89a41d9c", 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:7:13
[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 0.83s
[INFO] running `Command { std: "docker" "inspect" "71915dbccc2609b93e64f6225c8fc9aa1faceb4368804a5acfa3325a89a41d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71915dbccc2609b93e64f6225c8fc9aa1faceb4368804a5acfa3325a89a41d9c", kill_on_drop: false }`
[INFO] [stdout] 71915dbccc2609b93e64f6225c8fc9aa1faceb4368804a5acfa3325a89a41d9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6616a387cc20365b72d147a647fa6883b33db159ad278d6b86f295803847adf
[INFO] running `Command { std: "docker" "start" "-a" "b6616a387cc20365b72d147a647fa6883b33db159ad278d6b86f295803847adf", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]  --> src/day2.rs:7:13
[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: `advent1` (bin "advent1" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent1-8b6480611a0b4bc0)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6616a387cc20365b72d147a647fa6883b33db159ad278d6b86f295803847adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6616a387cc20365b72d147a647fa6883b33db159ad278d6b86f295803847adf", kill_on_drop: false }`
[INFO] [stdout] b6616a387cc20365b72d147a647fa6883b33db159ad278d6b86f295803847adf