[INFO] cloning repository https://github.com/Teknomancer/sysprocalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Teknomancer/sysprocalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeknomancer%2Fsysprocalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeknomancer%2Fsysprocalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da76de24a8df843601b0a3f9d9ed2b947da18e10
[INFO] checking Teknomancer/sysprocalc against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeknomancer%2Fsysprocalc" "/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/Teknomancer/sysprocalc on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Teknomancer/sysprocalc
[INFO] finished tweaking git repo https://github.com/Teknomancer/sysprocalc
[INFO] tweaked toml for git repo https://github.com/Teknomancer/sysprocalc written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Teknomancer/sysprocalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bb0d6ae9ce52bc8838f17ea0e9097d972c6143d960ae963c1e22ed3e641c81d
[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" "4bb0d6ae9ce52bc8838f17ea0e9097d972c6143d960ae963c1e22ed3e641c81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bb0d6ae9ce52bc8838f17ea0e9097d972c6143d960ae963c1e22ed3e641c81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb0d6ae9ce52bc8838f17ea0e9097d972c6143d960ae963c1e22ed3e641c81d", kill_on_drop: false }`
[INFO] [stdout] 4bb0d6ae9ce52bc8838f17ea0e9097d972c6143d960ae963c1e22ed3e641c81d
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2c87ff512f1b51a807647fbbae582cbdd028ffa0bbd09bbec68587ebeb3bca
[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" "df2c87ff512f1b51a807647fbbae582cbdd028ffa0bbd09bbec68587ebeb3bca", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bitgroup v0.0.1 (/opt/rustwide/workdir/bitgroup)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> bitgroup/src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     kind: BitSpanKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `show_rsvd`
[INFO] [stdout]   --> bitgroup/src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     show_rsvd: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `arch`
[INFO] [stdout]   --> bitgroup/src/lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     arch: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `device`
[INFO] [stdout]   --> bitgroup/src/lib.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     device: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `byte_order`
[INFO] [stdout]   --> bitgroup/src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     byte_order: ByteOrder,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> bitgroup/src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     kind: BitSpanKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `show_rsvd`
[INFO] [stdout]   --> bitgroup/src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     show_rsvd: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `arch`
[INFO] [stdout]   --> bitgroup/src/lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     arch: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `device`
[INFO] [stdout]   --> bitgroup/src/lib.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     device: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `byte_order`
[INFO] [stdout]   --> bitgroup/src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     byte_order: ByteOrder,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_total_bits`
[INFO] [stdout]   --> bitgroup/src/lib.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn get_total_bits(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `validate_bitspans`
[INFO] [stdout]   --> bitgroup/src/lib.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn validate_bitspans(&self) -> Result<(), BitGroupError> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `validate`
[INFO] [stdout]    --> bitgroup/src/lib.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 116 |     fn validate(&self) -> Result<(), BitGroupError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking spceval v0.0.1 (/opt/rustwide/workdir/spceval)
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]     Checking sysprocalc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BitSpanKind`, `BitSpan`, `ByteOrder`
[INFO] [stdout]  --> src/registers.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bitgroup::{BitGroup, BitSpan, BitSpanKind, ByteOrder};
[INFO] [stdout]   |                          ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::RangeInclusive`
[INFO] [stdout]  --> src/registers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::RangeInclusive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BitSpanKind`, `BitSpan`, `ByteOrder`
[INFO] [stdout]  --> src/registers.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bitgroup::{BitGroup, BitSpan, BitSpanKind, ByteOrder};
[INFO] [stdout]   |                          ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::RangeInclusive`
[INFO] [stdout]  --> src/registers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::RangeInclusive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `BitRegister`
[INFO] [stdout]  --> src/registers.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum BitRegister {
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Registers`
[INFO] [stdout]   --> src/registers.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Registers {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/registers.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `BitRegister`
[INFO] [stdout]  --> src/registers.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum BitRegister {
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Registers`
[INFO] [stdout]   --> src/registers.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Registers {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/registers.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "df2c87ff512f1b51a807647fbbae582cbdd028ffa0bbd09bbec68587ebeb3bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2c87ff512f1b51a807647fbbae582cbdd028ffa0bbd09bbec68587ebeb3bca", kill_on_drop: false }`
[INFO] [stdout] df2c87ff512f1b51a807647fbbae582cbdd028ffa0bbd09bbec68587ebeb3bca