[INFO] updating cached repository https://github.com/rjmholt/mips-disasm-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a26360d906f4b7a2bd57e00702baa590ed8ff044 [INFO] testing rjmholt/mips-disasm-rust against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frjmholt%2Fmips-disasm-rust" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rjmholt/mips-disasm-rust on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [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 work/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 `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 22e42584f933f5805690b8eea19a47445d946639eaeaf5ad55c343d86b917be5 [INFO] running `"docker" "start" "-a" "22e42584f933f5805690b8eea19a47445d946639eaeaf5ad55c343d86b917be5"` [INFO] [stderr] Compiling mips v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | try!(write!(f, "{}:\n", self.label)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | try!(write!(f, "\t{}\n", instr)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/mips/read.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: `std::fmt::Error` [INFO] [stderr] --> src/mips/read.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fmt::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mips/print.rs:5:29 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn print_instrs(f: &mut Write, instr_vec: &Vec<(u32, Instr)>) -> () [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `curr_addr` is never read [INFO] [stderr] --> src/main.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | curr_addr = mips::START_ADDR; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `curr_addr` [INFO] [stderr] --> src/mips/data.rs:398:27 [INFO] [stderr] | [INFO] [stderr] 398 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_curr_addr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `curr_addr` [INFO] [stderr] --> src/mips/data.rs:419:27 [INFO] [stderr] | [INFO] [stderr] 419 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_curr_addr` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mips/print.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mips/print.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | write!(f, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `"docker" "inspect" "22e42584f933f5805690b8eea19a47445d946639eaeaf5ad55c343d86b917be5"` [INFO] running `"docker" "rm" "-f" "22e42584f933f5805690b8eea19a47445d946639eaeaf5ad55c343d86b917be5"` [INFO] [stdout] 22e42584f933f5805690b8eea19a47445d946639eaeaf5ad55c343d86b917be5 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] aca2dce9ceb50fc6d1548d6ba4b1f0ccbe3e394476cbe83f617db8054616b8ab [INFO] running `"docker" "start" "-a" "aca2dce9ceb50fc6d1548d6ba4b1f0ccbe3e394476cbe83f617db8054616b8ab"` [INFO] [stderr] Compiling mips v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | try!(write!(f, "{}:\n", self.label)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | try!(write!(f, "\t{}\n", instr)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std` [INFO] [stderr] --> src/mips/read.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: `std::fmt::Error` [INFO] [stderr] --> src/mips/read.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fmt::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mips/print.rs:5:29 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn print_instrs(f: &mut Write, instr_vec: &Vec<(u32, Instr)>) -> () [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `curr_addr` is never read [INFO] [stderr] --> src/main.rs:100:5 [INFO] [stderr] | [INFO] [stderr] 100 | curr_addr = mips::START_ADDR; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `curr_addr` [INFO] [stderr] --> src/mips/data.rs:398:27 [INFO] [stderr] | [INFO] [stderr] 398 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_curr_addr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `curr_addr` [INFO] [stderr] --> src/mips/data.rs:419:27 [INFO] [stderr] | [INFO] [stderr] 419 | fn branch_addr(&self, curr_addr: u32) -> u32 [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_curr_addr` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mips/print.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | write!(f, "[0x{:08x}] 0x{:08x} {}\n", curr_addr, code, instr); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/mips/print.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | write!(f, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `"docker" "inspect" "aca2dce9ceb50fc6d1548d6ba4b1f0ccbe3e394476cbe83f617db8054616b8ab"` [INFO] running `"docker" "rm" "-f" "aca2dce9ceb50fc6d1548d6ba4b1f0ccbe3e394476cbe83f617db8054616b8ab"` [INFO] [stdout] aca2dce9ceb50fc6d1548d6ba4b1f0ccbe3e394476cbe83f617db8054616b8ab [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] eeb0dbb14061b32666020b589a1f74b92dd78753159307f7bda0e80157873fff [INFO] running `"docker" "start" "-a" "eeb0dbb14061b32666020b589a1f74b92dd78753159307f7bda0e80157873fff"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mips-f778c0cd77b9021d [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 `"docker" "inspect" "eeb0dbb14061b32666020b589a1f74b92dd78753159307f7bda0e80157873fff"` [INFO] running `"docker" "rm" "-f" "eeb0dbb14061b32666020b589a1f74b92dd78753159307f7bda0e80157873fff"` [INFO] [stdout] eeb0dbb14061b32666020b589a1f74b92dd78753159307f7bda0e80157873fff