[INFO] cloning repository https://github.com/bumblepie/advent-of-code-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bumblepie/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumblepie%2Fadvent-of-code-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumblepie%2Fadvent-of-code-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70cd801481f5e287ae8e6bfcfc729d126655ed7c
[INFO] checking bumblepie/advent-of-code-2019 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumblepie%2Fadvent-of-code-2019" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bumblepie/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/bumblepie/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/bumblepie/advent-of-code-2019 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bumblepie/advent-of-code-2019 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bumblepie/advent-of-code-2019 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42eb32866909d7a45e5f9693dd33df6adc41138cc33d51c5d9fc9632ed080fc4
[INFO] running `Command { std: "docker" "start" "-a" "42eb32866909d7a45e5f9693dd33df6adc41138cc33d51c5d9fc9632ed080fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42eb32866909d7a45e5f9693dd33df6adc41138cc33d51c5d9fc9632ed080fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42eb32866909d7a45e5f9693dd33df6adc41138cc33d51c5d9fc9632ed080fc4", kill_on_drop: false }`
[INFO] [stdout] 42eb32866909d7a45e5f9693dd33df6adc41138cc33d51c5d9fc9632ed080fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f80b3892a49d9c9dd617ad26f69ad19b0cdac992bddc873c7c1a705c5721d201
[INFO] running `Command { std: "docker" "start" "-a" "f80b3892a49d9c9dd617ad26f69ad19b0cdac992bddc873c7c1a705c5721d201", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking z3-sys v0.5.0
[INFO] [stderr]     Checking day-1 v0.1.0 (/opt/rustwide/workdir/day-1)
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking z3 v0.4.0
[INFO] [stderr]     Checking gnuplot v0.0.32
[INFO] [stderr]     Checking day-4 v0.1.0 (/opt/rustwide/workdir/day-4)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day-4/src/main.rs:19:49
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn part_1(low_range: i64, high_range: i64, ctx: &Context) -> (Solver, Vec<ast::Int>) {
[INFO] [stdout]    |                                                 ^^^^^^^^      ^^^^^^      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                 |             |
[INFO] [stdout]    |                                                 |             the same lifetime is hidden here
[INFO] [stdout]    |                                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn part_1(low_range: i64, high_range: i64, ctx: &Context) -> (Solver<'_>, Vec<ast::Int<'_>>) {
[INFO] [stdout]    |                                                                     ++++              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day-4/src/main.rs:56:49
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn part_2(low_range: i64, high_range: i64, ctx: &Context) -> (Solver, Vec<ast::Int>) {
[INFO] [stdout]    |                                                 ^^^^^^^^      ^^^^^^      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                 |             |
[INFO] [stdout]    |                                                 |             the same lifetime is hidden here
[INFO] [stdout]    |                                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn part_2(low_range: i64, high_range: i64, ctx: &Context) -> (Solver<'_>, Vec<ast::Int<'_>>) {
[INFO] [stdout]    |                                                                     ++++              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day-4/src/main.rs:19:49
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn part_1(low_range: i64, high_range: i64, ctx: &Context) -> (Solver, Vec<ast::Int>) {
[INFO] [stdout]    |                                                 ^^^^^^^^      ^^^^^^      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                 |             |
[INFO] [stdout]    |                                                 |             the same lifetime is hidden here
[INFO] [stdout]    |                                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn part_1(low_range: i64, high_range: i64, ctx: &Context) -> (Solver<'_>, Vec<ast::Int<'_>>) {
[INFO] [stdout]    |                                                                     ++++              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day-4/src/main.rs:56:49
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn part_2(low_range: i64, high_range: i64, ctx: &Context) -> (Solver, Vec<ast::Int>) {
[INFO] [stdout]    |                                                 ^^^^^^^^      ^^^^^^      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                 |             |
[INFO] [stdout]    |                                                 |             the same lifetime is hidden here
[INFO] [stdout]    |                                                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn part_2(low_range: i64, high_range: i64, ctx: &Context) -> (Solver<'_>, Vec<ast::Int<'_>>) {
[INFO] [stdout]    |                                                                     ++++              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> day-4/src/main.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let solver = solver.clone();
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `z3::Solver<'_>` does not implement `Clone`, so calling `clone` on `&z3::Solver<'_>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 106 -     let solver = solver.clone();
[INFO] [stdout] 106 +     let solver = solver;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `z3::Solver<'_>`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/z3-0.4.0/src/lib.rs:91:1
[INFO] [stdout]     |
[INFO] [stdout]  91 + #[derive(Clone)]
[INFO] [stdout]  92 | pub struct Solver<'ctx> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> day-4/src/main.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let solver = solver.clone();
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `z3::Solver<'_>` does not implement `Clone`, so calling `clone` on `&z3::Solver<'_>` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 106 -     let solver = solver.clone();
[INFO] [stdout] 106 +     let solver = solver;
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `z3::Solver<'_>`, implement `Clone` for it
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/z3-0.4.0/src/lib.rs:91:1
[INFO] [stdout]     |
[INFO] [stdout]  91 + #[derive(Clone)]
[INFO] [stdout]  92 | pub struct Solver<'ctx> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-3 v0.1.0 (/opt/rustwide/workdir/day-3)
[INFO] [stderr]     Checking day-2 v0.1.0 (/opt/rustwide/workdir/day-2)
[INFO] [stdout] warning: function `graph` is never used
[INFO] [stdout]    --> day-2/src/main.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn graph(starting_state: &Vec<usize>) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `graph` is never used
[INFO] [stdout]    --> day-2/src/main.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn graph(starting_state: &Vec<usize>) {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "f80b3892a49d9c9dd617ad26f69ad19b0cdac992bddc873c7c1a705c5721d201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80b3892a49d9c9dd617ad26f69ad19b0cdac992bddc873c7c1a705c5721d201", kill_on_drop: false }`
[INFO] [stdout] f80b3892a49d9c9dd617ad26f69ad19b0cdac992bddc873c7c1a705c5721d201
