[INFO] updating cached repository https://github.com/bnjbvr/bad-wasm-interp [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ba6f41cab2027ad00892e5e44eda7f304cd770f7 [INFO] testing bnjbvr/bad-wasm-interp against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnjbvr%2Fbad-wasm-interp" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bnjbvr/bad-wasm-interp on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/bnjbvr/bad-wasm-interp [INFO] finished tweaking git repo https://github.com/bnjbvr/bad-wasm-interp [INFO] tweaked toml for git repo https://github.com/bnjbvr/bad-wasm-interp written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/bnjbvr/bad-wasm-interp already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=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-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 46425db7a5b472a550328b279cc6a0b46a069e4911c49a4acbfff016173ead9b [INFO] running `"docker" "start" "-a" "46425db7a5b472a550328b279cc6a0b46a069e4911c49a4acbfff016173ead9b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling toy-wasm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/main.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let size = self.read_var_u32(cur); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | for i in 0..num_args { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:82:17 [INFO] [stderr] | [INFO] [stderr] 82 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | for i in 0..num_rets { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:88:17 [INFO] [stderr] | [INFO] [stderr] 88 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | for i in 0..num_decls { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:134:13 [INFO] [stderr] | [INFO] [stderr] 134 | for i in 0..num_exports { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | for i in 0..num_local_groups { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `group_count` [INFO] [stderr] --> src/main.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | let group_count = self.read_var_u32(cur); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:152:54 [INFO] [stderr] | [INFO] [stderr] 152 | fn decode_func_body(&self, must_interpret: bool, mut cur: &mut usize) -> Option { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:238:9 [INFO] [stderr] | [INFO] [stderr] 238 | self.decode_code_section(func_index as u32, &mut cur); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:252:5 [INFO] [stderr] | [INFO] [stderr] 252 | m.call_func(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `"docker" "inspect" "46425db7a5b472a550328b279cc6a0b46a069e4911c49a4acbfff016173ead9b"` [INFO] running `"docker" "rm" "-f" "46425db7a5b472a550328b279cc6a0b46a069e4911c49a4acbfff016173ead9b"` [INFO] [stdout] 46425db7a5b472a550328b279cc6a0b46a069e4911c49a4acbfff016173ead9b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=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-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0842fac2bbdaad62f971efccccf0e8e7caedbbe47a89adedbf7c66c7c2968595 [INFO] running `"docker" "start" "-a" "0842fac2bbdaad62f971efccccf0e8e7caedbbe47a89adedbf7c66c7c2968595"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling toy-wasm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/main.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let size = self.read_var_u32(cur); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | for i in 0..num_args { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:82:17 [INFO] [stderr] | [INFO] [stderr] 82 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | for i in 0..num_rets { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:88:17 [INFO] [stderr] | [INFO] [stderr] 88 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | for i in 0..num_decls { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:134:13 [INFO] [stderr] | [INFO] [stderr] 134 | for i in 0..num_exports { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | for i in 0..num_local_groups { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `group_count` [INFO] [stderr] --> src/main.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | let group_count = self.read_var_u32(cur); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:152:54 [INFO] [stderr] | [INFO] [stderr] 152 | fn decode_func_body(&self, must_interpret: bool, mut cur: &mut usize) -> Option { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:238:9 [INFO] [stderr] | [INFO] [stderr] 238 | self.decode_code_section(func_index as u32, &mut cur); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:252:5 [INFO] [stderr] | [INFO] [stderr] 252 | m.call_func(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `"docker" "inspect" "0842fac2bbdaad62f971efccccf0e8e7caedbbe47a89adedbf7c66c7c2968595"` [INFO] running `"docker" "rm" "-f" "0842fac2bbdaad62f971efccccf0e8e7caedbbe47a89adedbf7c66c7c2968595"` [INFO] [stdout] 0842fac2bbdaad62f971efccccf0e8e7caedbbe47a89adedbf7c66c7c2968595 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=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-2020-06-03" "test" "--frozen"` [INFO] [stdout] c5370d018bd9cd428cd9fa9a4f67656ac41c8418098d979c1d454365cc45d5b3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "c5370d018bd9cd428cd9fa9a4f67656ac41c8418098d979c1d454365cc45d5b3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/main.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let size = self.read_var_u32(cur); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | for i in 0..num_args { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:82:17 [INFO] [stderr] | [INFO] [stderr] 82 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:87:13 [INFO] [stderr] | [INFO] [stderr] 87 | for i in 0..num_rets { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `valtype_code` [INFO] [stderr] --> src/main.rs:88:17 [INFO] [stderr] | [INFO] [stderr] 88 | let valtype_code = self.binary[*cur]; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_valtype_code` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | for i in 0..num_decls { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:134:13 [INFO] [stderr] | [INFO] [stderr] 134 | for i in 0..num_exports { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | for i in 0..num_local_groups { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `group_count` [INFO] [stderr] --> src/main.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | let group_count = self.read_var_u32(cur); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:152:54 [INFO] [stderr] | [INFO] [stderr] 152 | fn decode_func_body(&self, must_interpret: bool, mut cur: &mut usize) -> Option { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:238:9 [INFO] [stderr] | [INFO] [stderr] 238 | self.decode_code_section(func_index as u32, &mut cur); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:252:5 [INFO] [stderr] | [INFO] [stderr] 252 | m.call_func(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/toy_wasm-c69c928c9ec8c51e [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" "c5370d018bd9cd428cd9fa9a4f67656ac41c8418098d979c1d454365cc45d5b3"` [INFO] running `"docker" "rm" "-f" "c5370d018bd9cd428cd9fa9a4f67656ac41c8418098d979c1d454365cc45d5b3"` [INFO] [stdout] c5370d018bd9cd428cd9fa9a4f67656ac41c8418098d979c1d454365cc45d5b3