[INFO] cloning repository https://github.com/rkanati/sleeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rkanati/sleeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkanati%2Fsleeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkanati%2Fsleeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88d309c7c4d69b661b082b47e2d5ab8d1c9a8407
[INFO] checking rkanati/sleeper against try#0bdee9e879c87b7211d316e9152109cfd46c576b for pr-150097
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkanati%2Fsleeper" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rkanati/sleeper
[INFO] finished tweaking git repo https://github.com/rkanati/sleeper
[INFO] tweaked toml for git repo https://github.com/rkanati/sleeper written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rkanati/sleeper on toolchain 0bdee9e879c87b7211d316e9152109cfd46c576b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rkanati/sleeper 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" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fb765db2c6e38eeb4e15567407ad983fa08f6c91a8daf7250bd29a2d6705db6
[INFO] running `Command { std: "docker" "start" "-a" "2fb765db2c6e38eeb4e15567407ad983fa08f6c91a8daf7250bd29a2d6705db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fb765db2c6e38eeb4e15567407ad983fa08f6c91a8daf7250bd29a2d6705db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fb765db2c6e38eeb4e15567407ad983fa08f6c91a8daf7250bd29a2d6705db6", kill_on_drop: false }`
[INFO] [stdout] 2fb765db2c6e38eeb4e15567407ad983fa08f6c91a8daf7250bd29a2d6705db6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0bdee9e879c87b7211d316e9152109cfd46c576b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dcad4e9c4e821a04ba0e54bd4749ff8de2cb9e48718b85133ef4bf8f5988c7b
[INFO] running `Command { std: "docker" "start" "-a" "7dcad4e9c4e821a04ba0e54bd4749ff8de2cb9e48718b85133ef4bf8f5988c7b", kill_on_drop: false }`
[INFO] [stderr]     Checking sleeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/assembler.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let value = (abs - pc as i32);
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         let value = (abs - pc as i32);
[INFO] [stdout] 38 +         let value = abs - pc as i32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/assembler.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let value = (abs - pc as i32);
[INFO] [stdout]    |                     ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -         let value = (abs - pc as i32);
[INFO] [stdout] 38 +         let value = abs - pc as i32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/instruction.rs:187:53
[INFO] [stdout]     |
[INFO] [stdout] 187 |         enum Mk { N(u8, u8, u8, u8), I(u8, u8, u8) };
[INFO] [stdout]     |                                                     ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/instruction.rs:187:53
[INFO] [stdout]     |
[INFO] [stdout] 187 |         enum Mk { N(u8, u8, u8, u8), I(u8, u8, u8) };
[INFO] [stdout]     |                                                     ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         str,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `str`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         str,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/assembler.rs:73:5
[INFO] [stdout]     |
[INFO] [stdout]  72 | pub enum Inst {
[INFO] [stdout]     |          ---- variants in this enum
[INFO] [stdout]  73 |     NOp,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     LdW(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  77 |     StB(Reg, Reg),
[INFO] [stdout]  78 |     StW(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     Add(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  82 |     Sub(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  83 |     And(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  84 |      Or(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  85 |     XOr(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  86 |     Not(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  87 |     Inc(Reg, Imm),
[INFO] [stdout]  88 |     Dec(Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  89 |      SL(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  90 |      SR(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  91 |      SA(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  92 |     SLI(Reg, Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  93 |     SRI(Reg, Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  94 |     SAI(Reg, Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  95 |     TEq(Reg, Reg),
[INFO] [stdout]  96 |     TNE(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  97 |     TGT(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  98 |     TLT(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  99 |     TGE(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 100 |     TLE(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |       J(Reg, Imm),
[INFO] [stdout]     |       ^
[INFO] [stdout] 104 |       B(Reg, Reg, Imm)
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Inst` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Reserve` and `DataWords` are never constructed
[INFO] [stdout]    --> src/assembler.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub enum Asm {
[INFO] [stdout]     |          --- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 155 |     Reserve(u32),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 156 |     DataBytes(&'static [u8]),
[INFO] [stdout] 157 |     DataWords(&'static [u8]),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Asm` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/assembler.rs:73:5
[INFO] [stdout]     |
[INFO] [stdout]  72 | pub enum Inst {
[INFO] [stdout]     |          ---- variants in this enum
[INFO] [stdout]  73 |     NOp,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  76 |     LdW(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  77 |     StB(Reg, Reg),
[INFO] [stdout]  78 |     StW(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     Add(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  82 |     Sub(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  83 |     And(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  84 |      Or(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  85 |     XOr(Reg, Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  86 |     Not(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  87 |     Inc(Reg, Imm),
[INFO] [stdout]  88 |     Dec(Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  89 |      SL(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  90 |      SR(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  91 |      SA(Reg, Reg, Reg),
[INFO] [stdout]     |      ^^
[INFO] [stdout]  92 |     SLI(Reg, Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  93 |     SRI(Reg, Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  94 |     SAI(Reg, Reg, Imm),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  95 |     TEq(Reg, Reg),
[INFO] [stdout]  96 |     TNE(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  97 |     TGT(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  98 |     TLT(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  99 |     TGE(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 100 |     TLE(Reg, Reg),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |       J(Reg, Imm),
[INFO] [stdout]     |       ^
[INFO] [stdout] 104 |       B(Reg, Reg, Imm)
[INFO] [stdout]     |       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Inst` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Reserve` and `DataWords` are never constructed
[INFO] [stdout]    --> src/assembler.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub enum Asm {
[INFO] [stdout]     |          --- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 155 |     Reserve(u32),
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 156 |     DataBytes(&'static [u8]),
[INFO] [stdout] 157 |     DataWords(&'static [u8]),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Asm` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "7dcad4e9c4e821a04ba0e54bd4749ff8de2cb9e48718b85133ef4bf8f5988c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcad4e9c4e821a04ba0e54bd4749ff8de2cb9e48718b85133ef4bf8f5988c7b", kill_on_drop: false }`
[INFO] [stdout] 7dcad4e9c4e821a04ba0e54bd4749ff8de2cb9e48718b85133ef4bf8f5988c7b
