[INFO] cloning repository https://github.com/hvze/pill
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hvze/pill" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhvze%2Fpill", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhvze%2Fpill'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d12f3618cb0bf44a7293b33fad8e34dce4a8885
[INFO] testing hvze/pill against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhvze%2Fpill" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hvze/pill on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hvze/pill
[INFO] finished tweaking git repo https://github.com/hvze/pill
[INFO] tweaked toml for git repo https://github.com/hvze/pill written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/hvze/pill already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 60459bbe880ce0593ec052150ebdcd7a00e7a5eac87b7a065d6261bd38026d2a
[INFO] running `Command { std: "docker" "start" "-a" "60459bbe880ce0593ec052150ebdcd7a00e7a5eac87b7a065d6261bd38026d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60459bbe880ce0593ec052150ebdcd7a00e7a5eac87b7a065d6261bd38026d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60459bbe880ce0593ec052150ebdcd7a00e7a5eac87b7a065d6261bd38026d2a", kill_on_drop: false }`
[INFO] [stdout] 60459bbe880ce0593ec052150ebdcd7a00e7a5eac87b7a065d6261bd38026d2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24d6e7f8be1a89489fbedad16ea30fe63add5c631d399bc90549e2bbf67abf62
[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" "24d6e7f8be1a89489fbedad16ea30fe63add5c631d399bc90549e2bbf67abf62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling enum-set v0.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling termcolor v0.3.3
[INFO] [stderr]    Compiling xattr v0.1.11
[INFO] [stderr]    Compiling filetime v0.1.14
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling textwrap v0.6.0
[INFO] [stderr]    Compiling tar v0.4.13
[INFO] [stderr]    Compiling clap v2.25.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling gag v0.1.9
[INFO] [stderr]    Compiling bzip2 v0.3.2
[INFO] [stderr]    Compiling libpcre-sys v0.2.2
[INFO] [stderr]    Compiling pcre v0.2.3
[INFO] [stderr]    Compiling pill v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/interpreter.rs:478:53
[INFO] [stdout]     |
[INFO] [stdout] 478 |             let error_rh = rh.new_by(-(nls as i32), ((-rh.column) + code.len() as i32));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:108:43
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     let err_tail = repeat((xstr.len() as i32 - head.column), '-');
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` in tuple element 0 that must be used
[INFO] [stdout]    --> src/interpreter.rs:779:17
[INFO] [stdout]     |
[INFO] [stdout] 779 |                 self.scan_instructions(true);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.36s
[INFO] running `Command { std: "docker" "inspect" "24d6e7f8be1a89489fbedad16ea30fe63add5c631d399bc90549e2bbf67abf62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d6e7f8be1a89489fbedad16ea30fe63add5c631d399bc90549e2bbf67abf62", kill_on_drop: false }`
[INFO] [stdout] 24d6e7f8be1a89489fbedad16ea30fe63add5c631d399bc90549e2bbf67abf62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d3afc1e7bcd3806e01028b2c7904bcf7f90db2f708a12ec3cfc077e49a9fb14
[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" "5d3afc1e7bcd3806e01028b2c7904bcf7f90db2f708a12ec3cfc077e49a9fb14", kill_on_drop: false }`
[INFO] [stderr]    Compiling pill v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/interpreter.rs:478:53
[INFO] [stdout]     |
[INFO] [stdout] 478 |             let error_rh = rh.new_by(-(nls as i32), ((-rh.column) + code.len() as i32));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/main.rs:108:43
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     let err_tail = repeat((xstr.len() as i32 - head.column), '-');
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` in tuple element 0 that must be used
[INFO] [stdout]    --> src/interpreter.rs:779:17
[INFO] [stdout]     |
[INFO] [stdout] 779 |                 self.scan_instructions(true);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "5d3afc1e7bcd3806e01028b2c7904bcf7f90db2f708a12ec3cfc077e49a9fb14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3afc1e7bcd3806e01028b2c7904bcf7f90db2f708a12ec3cfc077e49a9fb14", kill_on_drop: false }`
[INFO] [stdout] 5d3afc1e7bcd3806e01028b2c7904bcf7f90db2f708a12ec3cfc077e49a9fb14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3864d072d4537cfddfb137c2d44c5b60f316169a9057d59ccf6c2c839629321
[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" "f3864d072d4537cfddfb137c2d44c5b60f316169a9057d59ccf6c2c839629321", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/interpreter.rs:478:53
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 478 |             let error_rh = rh.new_by(-(nls as i32), ((-rh.column) + code.len() as i32));
[INFO] [stdout] 
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:108:43
[INFO] [stderr]     |
[INFO] [stderr] 108 |                     let err_tail = repeat((xstr.len() as i32 - head.column), '-');
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used
[INFO] [stderr]    --> src/interpreter.rs:779:17
[INFO] [stderr]     |
[INFO] [stderr] 779 |                 self.scan_instructions(true);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pill-c1b70a1c3478ed0b
[INFO] running `Command { std: "docker" "inspect" "f3864d072d4537cfddfb137c2d44c5b60f316169a9057d59ccf6c2c839629321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3864d072d4537cfddfb137c2d44c5b60f316169a9057d59ccf6c2c839629321", kill_on_drop: false }`
[INFO] [stdout] f3864d072d4537cfddfb137c2d44c5b60f316169a9057d59ccf6c2c839629321