[INFO] fetching crate ni 0.1.0...
[INFO] testing ni-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ni 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ni 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ni 0.1.0
[INFO] finished tweaking crates.io crate ni 0.1.0
[INFO] tweaked toml for crates.io crate ni 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 33e138538dce6ca7ce657b67c7fe65ec91d46eb3c143a3aeb79b6d65a714dd6a
[INFO] running `Command { std: "docker" "start" "-a" "33e138538dce6ca7ce657b67c7fe65ec91d46eb3c143a3aeb79b6d65a714dd6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e138538dce6ca7ce657b67c7fe65ec91d46eb3c143a3aeb79b6d65a714dd6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e138538dce6ca7ce657b67c7fe65ec91d46eb3c143a3aeb79b6d65a714dd6a", kill_on_drop: false }`
[INFO] [stdout] 33e138538dce6ca7ce657b67c7fe65ec91d46eb3c143a3aeb79b6d65a714dd6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7956d84e6d4ef304defc02761e9c2c12c7f428d89f0a9b3afd70b7a73f329b83
[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" "7956d84e6d4ef304defc02761e9c2c12c7f428d89f0a9b3afd70b7a73f329b83", kill_on_drop: false }`
[INFO] [stderr]    Compiling ni v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant is never used: `LIMIT`
[INFO] [stdout]   --> src/executor/files.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub const LIMIT: usize = 64;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/executor/files.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn open<F>(&mut self, file: F) -> Result<UWord, (FilesError, F)>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/executor/files.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn close(&mut self, idx: UWord) -> Result<Box<dyn File>, FilesError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]    --> src/executor/memory.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn update<T, F>(&mut self, ptr: UWord, f: F) -> Result<(), MemoryError>
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `Command { std: "docker" "inspect" "7956d84e6d4ef304defc02761e9c2c12c7f428d89f0a9b3afd70b7a73f329b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7956d84e6d4ef304defc02761e9c2c12c7f428d89f0a9b3afd70b7a73f329b83", kill_on_drop: false }`
[INFO] [stdout] 7956d84e6d4ef304defc02761e9c2c12c7f428d89f0a9b3afd70b7a73f329b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f2e20f93858e25b017bcf8b5743864865619be0ce715a23877d289b2abd8d84
[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" "0f2e20f93858e25b017bcf8b5743864865619be0ce715a23877d289b2abd8d84", kill_on_drop: false }`
[INFO] [stdout] warning: associated constant is never used: `LIMIT`
[INFO] [stdout]   --> src/executor/files.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub const LIMIT: usize = 64;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ni v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/executor/files.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn open<F>(&mut self, file: F) -> Result<UWord, (FilesError, F)>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/executor/files.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn close(&mut self, idx: UWord) -> Result<Box<dyn File>, FilesError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]    --> src/executor/memory.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn update<T, F>(&mut self, ptr: UWord, f: F) -> Result<(), MemoryError>
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "0f2e20f93858e25b017bcf8b5743864865619be0ce715a23877d289b2abd8d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2e20f93858e25b017bcf8b5743864865619be0ce715a23877d289b2abd8d84", kill_on_drop: false }`
[INFO] [stdout] 0f2e20f93858e25b017bcf8b5743864865619be0ce715a23877d289b2abd8d84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] dca1e674e106defbed3a78b201ba7b5e58d998838bfd4b57f7b0d2367cf913eb
[INFO] running `Command { std: "docker" "start" "-a" "dca1e674e106defbed3a78b201ba7b5e58d998838bfd4b57f7b0d2367cf913eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated constant is never used: `LIMIT`
[INFO] [stderr]   --> src/executor/files.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub const LIMIT: usize = 64;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `open`
[INFO] [stderr]   --> src/executor/files.rs:79:12
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn open<F>(&mut self, file: F) -> Result<UWord, (FilesError, F)>
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `close`
[INFO] [stderr]    --> src/executor/files.rs:119:12
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn close(&mut self, idx: UWord) -> Result<Box<dyn File>, FilesError> {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `update`
[INFO] [stderr]    --> src/executor/memory.rs:154:12
[INFO] [stderr]     |
[INFO] [stderr] 154 |     pub fn update<T, F>(&mut self, ptr: UWord, f: F) -> Result<(), MemoryError>
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ni` (lib) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ni-7fe4f1b6f5a8c565)
[INFO] [stdout] 
[INFO] [stdout] running 77 tests
[INFO] [stdout] test decoder::decoder::tests::decode_bin_first_offset ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_fls ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_bin_long ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_ifa ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_bin_short ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_ife ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_out ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_in ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_shl ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_un_first_offset ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_cnv ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_cpy ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_bin_second_offset ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_un_long ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_app ... ok
[INFO] [stdout] test common::tests::op_size_of ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_app ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_bin_both_offset ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_cnv ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_ife ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_in ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_long ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_par ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_out ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_ret ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_shl ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_short ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_un_first_offset ... ok
[INFO] [stdout] test executor::executor::tests::executor_add ... ok
[INFO] [stdout] test executor::executor::tests::executor_call_fn ... ok
[INFO] [stdout] test executor::executor::tests::executor_cmp ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_bin_long ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_bin_first_offset ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_unexpected_end ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_par ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_incorrect_variant ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_bin_short ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_bin_second_offset ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_ret ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_un_short ... ok
[INFO] [stdout] test decoder::decoder::tests::decode_unknown_op_code ... ok
[INFO] [stdout] test executor::executor::tests::executor_go ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_bin_both_offset ... ok
[INFO] [stdout] test executor::executor::tests::executor_ifa ... ok
[INFO] [stdout] test executor::executor::tests::executor_hello ... ok
[INFO] [stdout] test executor::executor::tests::executor_ife ... ok
[INFO] [stdout] test executor::executor::tests::executor_ina ... ok
[INFO] [stdout] test executor::executor::tests::executor_iff ... ok
[INFO] [stdout] test executor::executor::tests::executor_shr ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_cpy ... ok
[INFO] [stdout] test executor::files::tests::files_open ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_fls ... ok
[INFO] [stdout] test encoder::encoder::tests::encode_emp ... ok
[INFO] [stdout] test executor::memory::tests::memory_append ... ok
[INFO] [stdout] test executor::memory::tests::memory_copy_wrong_range ... ok
[INFO] [stdout] test executor::memory::tests::memory_set_get_heap ... ok
[INFO] [stdout] test executor::memory::tests::memory_copy_move ... ok
[INFO] [stdout] test executor::executor::tests::executor_zer ... ok
[INFO] [stdout] test executor::executor::tests::executor_div ... ok
[INFO] [stdout] test executor::executor::tests::executor_mul ... ok
[INFO] [stdout] test executor::executor::tests::executor_set_get_val ... ok
[INFO] [stdout] test executor::executor::tests::executor_ift ... ok
[INFO] [stdout] test executor::executor::tests::executor_mul_from_in ... ok
[INFO] [stdout] test executor::executor::tests::executor_gcd ... ok
[INFO] [stdout] test nil::layout_builder::tests::layout_builder ... ok
[INFO] [stdout] test nil::layout::tests::layout ... ok
[INFO] [stdout] test executor::executor::tests::executor_shl ... ok
[INFO] [stdout] test executor::executor::tests::executor_glb ... ok
[INFO] [stdout] test executor::executor::tests::executor_set ... ok
[INFO] [stdout] test executor::memory::tests::memory_copy ... ok
[INFO] [stdout] test executor::executor::tests::executor_cpy ... ok
[INFO] [stdout] test executor::executor::tests::executor_cnv ... ok
[INFO] [stdout] test executor::memory::tests::memory_set_get_stack ... ok
[INFO] [stderr]    Doc-tests ni
[INFO] [stdout] test executor::memory::tests::memory_update ... ok
[INFO] [stdout] test executor::memory::tests::memory_copy_segmentation_fault ... ok
[INFO] [stdout] test nil::layout_builder::tests::layout_error ... ok
[INFO] [stdout] test executor::memory::tests::memory_set_zeros ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 77 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dca1e674e106defbed3a78b201ba7b5e58d998838bfd4b57f7b0d2367cf913eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca1e674e106defbed3a78b201ba7b5e58d998838bfd4b57f7b0d2367cf913eb", kill_on_drop: false }`
[INFO] [stdout] dca1e674e106defbed3a78b201ba7b5e58d998838bfd4b57f7b0d2367cf913eb