[INFO] updating cached repository https://github.com/samsartor/infloop
[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] 999f89d287a80e32957861ce42d5a7c27db6579d
[INFO] testing samsartor/infloop against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsartor%2Finfloop" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samsartor/infloop on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samsartor/infloop
[INFO] finished tweaking git repo https://github.com/samsartor/infloop
[INFO] tweaked toml for git repo https://github.com/samsartor/infloop written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/samsartor/infloop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f36e0aea623fdd6cb191757fbc3ffbc66ccb5a176c501a4dd5cea61b41fb6ae2
[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" "f36e0aea623fdd6cb191757fbc3ffbc66ccb5a176c501a4dd5cea61b41fb6ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f36e0aea623fdd6cb191757fbc3ffbc66ccb5a176c501a4dd5cea61b41fb6ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36e0aea623fdd6cb191757fbc3ffbc66ccb5a176c501a4dd5cea61b41fb6ae2", kill_on_drop: false }`
[INFO] [stdout] f36e0aea623fdd6cb191757fbc3ffbc66ccb5a176c501a4dd5cea61b41fb6ae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02356ee6a8202c8a07f792c61995da0d631ba9d158c924f7d03b07f3f00684d7
[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" "02356ee6a8202c8a07f792c61995da0d631ba9d158c924f7d03b07f3f00684d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling libc v0.2.19
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling arrayref v0.3.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling infloop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std`
[INFO] [stdout]  --> src/solver.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::NumCast`
[INFO] [stdout]  --> src/solver.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::NumCast;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InfLoopSolver`
[INFO] [stdout]  --> src/solver.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct InfLoopSolver {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Empty`
[INFO] [stdout]   --> src/solver.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Empty,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Line`
[INFO] [stdout]   --> src/solver.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Line,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Corner`
[INFO] [stdout]   --> src/solver.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Corner,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Three`
[INFO] [stdout]   --> src/solver.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Three,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cross`
[INFO] [stdout]   --> src/solver.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Cross
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `basic_shape`
[INFO] [stdout]   --> src/solver.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn basic_shape(&self) -> [bool; 4] {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rot_shape`
[INFO] [stdout]   --> src/solver.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn rot_shape<T: CastInt<usize>>(&self, rot: T) -> [bool; 4] {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.63s
[INFO] running `Command { std: "docker" "inspect" "02356ee6a8202c8a07f792c61995da0d631ba9d158c924f7d03b07f3f00684d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02356ee6a8202c8a07f792c61995da0d631ba9d158c924f7d03b07f3f00684d7", kill_on_drop: false }`
[INFO] [stdout] 02356ee6a8202c8a07f792c61995da0d631ba9d158c924f7d03b07f3f00684d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 618a68f9f23c95f9318fc81d9b0037ece8306373fd8f6c21e42a7b4ff72034de
[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" "618a68f9f23c95f9318fc81d9b0037ece8306373fd8f6c21e42a7b4ff72034de", kill_on_drop: false }`
[INFO] [stderr]    Compiling infloop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std`
[INFO] [stdout]  --> src/solver.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::NumCast`
[INFO] [stdout]  --> src/solver.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::NumCast;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InfLoopSolver`
[INFO] [stdout]  --> src/solver.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct InfLoopSolver {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Empty`
[INFO] [stdout]   --> src/solver.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Empty,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Line`
[INFO] [stdout]   --> src/solver.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Line,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Corner`
[INFO] [stdout]   --> src/solver.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Corner,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Three`
[INFO] [stdout]   --> src/solver.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Three,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cross`
[INFO] [stdout]   --> src/solver.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Cross
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `basic_shape`
[INFO] [stdout]   --> src/solver.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn basic_shape(&self) -> [bool; 4] {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rot_shape`
[INFO] [stdout]   --> src/solver.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn rot_shape<T: CastInt<usize>>(&self, rot: T) -> [bool; 4] {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "618a68f9f23c95f9318fc81d9b0037ece8306373fd8f6c21e42a7b4ff72034de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618a68f9f23c95f9318fc81d9b0037ece8306373fd8f6c21e42a7b4ff72034de", kill_on_drop: false }`
[INFO] [stdout] 618a68f9f23c95f9318fc81d9b0037ece8306373fd8f6c21e42a7b4ff72034de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c23ee1ea508fbd49adc2dd05bb2648ef71f552e6560bc58d9c16babdde3d3b8a
[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" "c23ee1ea508fbd49adc2dd05bb2648ef71f552e6560bc58d9c16babdde3d3b8a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/solver.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::NumCast`
[INFO] [stderr]  --> src/solver.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::NumCast;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InfLoopSolver`
[INFO] [stderr]  --> src/solver.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct InfLoopSolver {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Empty`
[INFO] [stderr]   --> src/solver.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Empty,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Line`
[INFO] [stderr]   --> src/solver.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Line,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Corner`
[INFO] [stderr]   --> src/solver.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Corner,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Three`
[INFO] [stderr]   --> src/solver.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Three,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cross`
[INFO] [stderr]   --> src/solver.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Cross
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `basic_shape`
[INFO] [stderr]   --> src/solver.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn basic_shape(&self) -> [bool; 4] {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rot_shape`
[INFO] [stderr]   --> src/solver.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn rot_shape<T: CastInt<usize>>(&self, rot: T) -> [bool; 4] {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/infloop-668aa5817a293b98
[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 `Command { std: "docker" "inspect" "c23ee1ea508fbd49adc2dd05bb2648ef71f552e6560bc58d9c16babdde3d3b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c23ee1ea508fbd49adc2dd05bb2648ef71f552e6560bc58d9c16babdde3d3b8a", kill_on_drop: false }`
[INFO] [stdout] c23ee1ea508fbd49adc2dd05bb2648ef71f552e6560bc58d9c16babdde3d3b8a