[INFO] fetching crate mlem-asm 0.1.0...
[INFO] testing mlem-asm-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate mlem-asm 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mlem-asm 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mlem-asm 0.1.0
[INFO] finished tweaking crates.io crate mlem-asm 0.1.0
[INFO] tweaked toml for crates.io crate mlem-asm 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 276ab2eeaa870e9f241bf5e31af7145e736954b47a39ce3d00a48e0dbda48ef1
[INFO] running `Command { std: "docker" "start" "-a" "276ab2eeaa870e9f241bf5e31af7145e736954b47a39ce3d00a48e0dbda48ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "276ab2eeaa870e9f241bf5e31af7145e736954b47a39ce3d00a48e0dbda48ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276ab2eeaa870e9f241bf5e31af7145e736954b47a39ce3d00a48e0dbda48ef1", kill_on_drop: false }`
[INFO] [stdout] 276ab2eeaa870e9f241bf5e31af7145e736954b47a39ce3d00a48e0dbda48ef1
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 018a422712c558400333f24adbad494b338116ac471e9c17bd04169b3f044689
[INFO] running `Command { std: "docker" "start" "-a" "018a422712c558400333f24adbad494b338116ac471e9c17bd04169b3f044689", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling serde_cbor v0.5.2
[INFO] [stderr]    Compiling mlem v0.1.0
[INFO] [stderr]    Compiling mlem-asm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:59:51
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn program_to_writer(p: &Program, mut w: &mut Write) -> Result<(), serde_cbor::Error> {
[INFO] [stdout]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `arg3` is assigned to, but never used
[INFO] [stdout]   --> src/parse/mod.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut arg3 = None;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_arg3` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `arg3` is never read
[INFO] [stdout]   --> src/parse/mod.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Ok(v) => { arg3 = Some(v); },
[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 comparison that must be used
[INFO] [stdout]   --> src/lex.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 state == LexState::Done;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.20s
[INFO] running `Command { std: "docker" "inspect" "018a422712c558400333f24adbad494b338116ac471e9c17bd04169b3f044689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018a422712c558400333f24adbad494b338116ac471e9c17bd04169b3f044689", kill_on_drop: false }`
[INFO] [stdout] 018a422712c558400333f24adbad494b338116ac471e9c17bd04169b3f044689
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3623f2f42371dc8a6a31e55a43d93520434051eebda2afc7f19e1062567b8c37
[INFO] running `Command { std: "docker" "start" "-a" "3623f2f42371dc8a6a31e55a43d93520434051eebda2afc7f19e1062567b8c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlem-asm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:59:51
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn program_to_writer(p: &Program, mut w: &mut Write) -> Result<(), serde_cbor::Error> {
[INFO] [stdout]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `arg3` is assigned to, but never used
[INFO] [stdout]   --> src/parse/mod.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut arg3 = None;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_arg3` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `arg3` is never read
[INFO] [stdout]   --> src/parse/mod.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Ok(v) => { arg3 = Some(v); },
[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 comparison that must be used
[INFO] [stdout]   --> src/lex.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 state == LexState::Done;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:59:51
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn program_to_writer(p: &Program, mut w: &mut Write) -> Result<(), serde_cbor::Error> {
[INFO] [stdout]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `arg3` is assigned to, but never used
[INFO] [stdout]   --> src/parse/mod.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut arg3 = None;
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_arg3` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `arg3` is never read
[INFO] [stdout]   --> src/parse/mod.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |             Ok(v) => { arg3 = Some(v); },
[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 comparison that must be used
[INFO] [stdout]   --> src/lex.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 state == LexState::Done;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "3623f2f42371dc8a6a31e55a43d93520434051eebda2afc7f19e1062567b8c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3623f2f42371dc8a6a31e55a43d93520434051eebda2afc7f19e1062567b8c37", kill_on_drop: false }`
[INFO] [stdout] 3623f2f42371dc8a6a31e55a43d93520434051eebda2afc7f19e1062567b8c37
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcbeade224d77532c0363c51e22d1e3e57a34ce49892f7cfe2e657fcdb758111
[INFO] running `Command { std: "docker" "start" "-a" "dcbeade224d77532c0363c51e22d1e3e57a34ce49892f7cfe2e657fcdb758111", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:51
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn program_to_writer(p: &Program, mut w: &mut Write) -> Result<(), serde_cbor::Error> {
[INFO] [stderr]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable `arg3` is assigned to, but never used
[INFO] [stderr]   --> src/parse/mod.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut arg3 = None;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_arg3` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `arg3` is never read
[INFO] [stderr]   --> src/parse/mod.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 |             Ok(v) => { arg3 = Some(v); },
[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 comparison that must be used
[INFO] [stderr]   --> src/lex.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 state == LexState::Done;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:59:51
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn program_to_writer(p: &Program, mut w: &mut Write) -> Result<(), serde_cbor::Error> {
[INFO] [stderr]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable `arg3` is assigned to, but never used
[INFO] [stderr]   --> src/parse/mod.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut arg3 = None;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_arg3` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `arg3` is never read
[INFO] [stderr]   --> src/parse/mod.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 |             Ok(v) => { arg3 = Some(v); },
[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 comparison that must be used
[INFO] [stderr]   --> src/lex.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 state == LexState::Done;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test lex::test_lex::test_lex_line_lexes_only_one_line ... ok
[INFO] [stdout] test lex::test_lex::test_lex_multiple_lines ... ok
[INFO] [stdout] test parse::test::test ... ok
[INFO] [stdout] test parse::test::test_parse_invalid_program ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mlem_asm-c04a9ce50c059d6a)
[INFO] [stdout] test parse::test::test_radix_literals ... ok
[INFO] [stdout] test parse::test::test_single_argument ... ok
[INFO] [stdout] test test::test_program_to_writer ... ok
[INFO] [stdout] test parse::test::test_double_argument ... ok
[INFO] [stdout] test lex::test_lex::test_lex_line_with_comment ... ok
[INFO] [stderr]    Doc-tests mlem-asm
[INFO] [stdout] test parse::test::test_parse_valid_program ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/parse/mod.rs - parse::parse_line (line 19) ... ok
[INFO] [stdout] test src/parse/mod.rs - parse::parse_program (line 127) ... ok
[INFO] [stdout] test src/parse/mod.rs - parse::parse_program (line 147) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dcbeade224d77532c0363c51e22d1e3e57a34ce49892f7cfe2e657fcdb758111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbeade224d77532c0363c51e22d1e3e57a34ce49892f7cfe2e657fcdb758111", kill_on_drop: false }`
[INFO] [stdout] dcbeade224d77532c0363c51e22d1e3e57a34ce49892f7cfe2e657fcdb758111
