[INFO] updating cached repository https://github.com/rjmholt/mips-disasm-rust [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] a26360d906f4b7a2bd57e00702baa590ed8ff044 [INFO] checking rjmholt/mips-disasm-rust against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjmholt%2Fmips-disasm-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rjmholt/mips-disasm-rust on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rjmholt/mips-disasm-rust [INFO] finished tweaking git repo https://github.com/rjmholt/mips-disasm-rust [INFO] tweaked toml for git repo https://github.com/rjmholt/mips-disasm-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/rjmholt/mips-disasm-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "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] ae7d15e6ad1c96f99d7bb1d9592223cae89733689e3652b62db4f85191aa7f15 [INFO] running `Command { std: "docker" "start" "-a" "ae7d15e6ad1c96f99d7bb1d9592223cae89733689e3652b62db4f85191aa7f15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae7d15e6ad1c96f99d7bb1d9592223cae89733689e3652b62db4f85191aa7f15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae7d15e6ad1c96f99d7bb1d9592223cae89733689e3652b62db4f85191aa7f15", kill_on_drop: false }` [INFO] [stdout] ae7d15e6ad1c96f99d7bb1d9592223cae89733689e3652b62db4f85191aa7f15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc9b3bbeee585f5b225c00ab31b6b401a9e0fd48ead85e1e3d06a4e99192cd53 [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" "cc9b3bbeee585f5b225c00ab31b6b401a9e0fd48ead85e1e3d06a4e99192cd53", kill_on_drop: false }` [INFO] [stderr] Checking mips v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | try!(write!(f, "{}:\n", self.label)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | try!(write!(f, "\t{}\n", instr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std` [INFO] [stdout] --> src/mips/read.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: `std::fmt::Error` [INFO] [stdout] --> src/mips/read.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mips/print.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn print_instrs(f: &mut Write, instr_vec: &Vec<(u32, Instr)>) -> () [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | try!(write!(f, "{}:\n", self.label)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/main.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | try!(write!(f, "\t{}\n", instr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std` [INFO] [stdout] --> src/mips/read.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: `std::fmt::Error` [INFO] [stdout] --> src/mips/read.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mips/print.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn print_instrs(f: &mut Write, instr_vec: &Vec<(u32, Instr)>) -> () [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `curr_addr` is never read [INFO] [stdout] --> src/main.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | curr_addr = mips::START_ADDR; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `curr_addr` [INFO] [stdout] --> src/mips/data.rs:398:27 [INFO] [stdout] | [INFO] [stdout] 398 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_addr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `curr_addr` [INFO] [stdout] --> src/mips/data.rs:419:27 [INFO] [stdout] | [INFO] [stdout] 419 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `curr_addr` is never read [INFO] [stdout] --> src/main.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | curr_addr = mips::START_ADDR; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `curr_addr` [INFO] [stdout] --> src/mips/data.rs:398:27 [INFO] [stdout] | [INFO] [stdout] 398 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_addr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `curr_addr` [INFO] [stdout] --> src/mips/data.rs:419:27 [INFO] [stdout] | [INFO] [stdout] 419 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_curr_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/mips/print.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr); [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/mips/print.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/mips/print.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr); [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/mips/print.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | write!(f, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "cc9b3bbeee585f5b225c00ab31b6b401a9e0fd48ead85e1e3d06a4e99192cd53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc9b3bbeee585f5b225c00ab31b6b401a9e0fd48ead85e1e3d06a4e99192cd53", kill_on_drop: false }` [INFO] [stdout] cc9b3bbeee585f5b225c00ab31b6b401a9e0fd48ead85e1e3d06a4e99192cd53