[INFO] cloning repository https://github.com/Emurgo/cddl-codegen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Emurgo/cddl-codegen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmurgo%2Fcddl-codegen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmurgo%2Fcddl-codegen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af5b0c302b2e51561ecc0e68a84c851b491c6d5f
[INFO] testing Emurgo/cddl-codegen against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmurgo%2Fcddl-codegen" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Emurgo/cddl-codegen on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Emurgo/cddl-codegen
[INFO] finished tweaking git repo https://github.com/Emurgo/cddl-codegen
[INFO] tweaked toml for git repo https://github.com/Emurgo/cddl-codegen written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Emurgo/cddl-codegen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded annotate-snippets v0.7.0
[INFO] [stderr]   Downloaded crossterm_utils v0.2.4
[INFO] [stderr]   Downloaded cbor_event v2.1.3
[INFO] [stderr]   Downloaded crossterm_screen v0.2.5
[INFO] [stderr]   Downloaded crossterm_cursor v0.2.6
[INFO] [stderr]   Downloaded crossterm_terminal v0.2.6
[INFO] [stderr]   Downloaded lexical-core v0.6.7
[INFO] [stderr]   Downloaded crossterm_winapi v0.1.5
[INFO] [stderr]   Downloaded base16 v0.2.1
[INFO] [stderr]   Downloaded crossterm_input v0.3.9
[INFO] [stderr]   Downloaded lexical v4.2.0
[INFO] [stderr]   Downloaded crossterm_style v0.3.3
[INFO] [stderr]   Downloaded crossterm v0.9.6
[INFO] [stderr]   Downloaded cddl v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] e911b73a13b27e486d2d7e4ef4896f99c1d38509037613410fc78729d7addddc
[INFO] running `Command { std: "docker" "start" "-a" "e911b73a13b27e486d2d7e4ef4896f99c1d38509037613410fc78729d7addddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e911b73a13b27e486d2d7e4ef4896f99c1d38509037613410fc78729d7addddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e911b73a13b27e486d2d7e4ef4896f99c1d38509037613410fc78729d7addddc", kill_on_drop: false }`
[INFO] [stdout] e911b73a13b27e486d2d7e4ef4896f99c1d38509037613410fc78729d7addddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18f3fabcb341fcf0b500f938d2c179553bd9f39bb74cd1dbb021dc838794e53f
[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" "18f3fabcb341fcf0b500f938d2c179553bd9f39bb74cd1dbb021dc838794e53f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling half v1.4.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling base16 v0.2.1
[INFO] [stderr]    Compiling annotate-snippets v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling lexical v4.2.0
[INFO] [stderr]    Compiling codegen v0.1.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crossterm_utils v0.2.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossterm_cursor v0.2.6
[INFO] [stderr]    Compiling crossterm_screen v0.2.5
[INFO] [stderr]    Compiling crossterm_style v0.3.3
[INFO] [stderr]    Compiling crossterm_input v0.3.9
[INFO] [stderr]    Compiling crossterm_terminal v0.2.6
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling crossterm v0.9.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling serde_cbor v0.10.2
[INFO] [stderr]    Compiling cddl v0.5.2
[INFO] [stderr]    Compiling cddl_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:2191:10
[INFO] [stdout]      |
[INFO] [stdout] 2191 |     let (mut ser_func, mut ser_impl, mut ser_embedded_impl) =
[INFO] [stdout]      |          ----^^^^^^^^
[INFO] [stdout]      |          |
[INFO] [stdout]      |          help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cbor_len_info`
[INFO] [stdout]    --> src/main.rs:629:8
[INFO] [stdout]     |
[INFO] [stdout] 629 |     fn cbor_len_info(&self, global: &GlobalScope) -> RustStructCBORLen {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "18f3fabcb341fcf0b500f938d2c179553bd9f39bb74cd1dbb021dc838794e53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f3fabcb341fcf0b500f938d2c179553bd9f39bb74cd1dbb021dc838794e53f", kill_on_drop: false }`
[INFO] [stdout] 18f3fabcb341fcf0b500f938d2c179553bd9f39bb74cd1dbb021dc838794e53f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cb612f687a577f8a765aefce832e4b0d80b1665d5f92144ff131c899067a26f
[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" "5cb612f687a577f8a765aefce832e4b0d80b1665d5f92144ff131c899067a26f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cddl_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:2191:10
[INFO] [stdout]      |
[INFO] [stdout] 2191 |     let (mut ser_func, mut ser_impl, mut ser_embedded_impl) =
[INFO] [stdout]      |          ----^^^^^^^^
[INFO] [stdout]      |          |
[INFO] [stdout]      |          help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cbor_len_info`
[INFO] [stdout]    --> src/main.rs:629:8
[INFO] [stdout]     |
[INFO] [stdout] 629 |     fn cbor_len_info(&self, global: &GlobalScope) -> RustStructCBORLen {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "5cb612f687a577f8a765aefce832e4b0d80b1665d5f92144ff131c899067a26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cb612f687a577f8a765aefce832e4b0d80b1665d5f92144ff131c899067a26f", kill_on_drop: false }`
[INFO] [stdout] 5cb612f687a577f8a765aefce832e4b0d80b1665d5f92144ff131c899067a26f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a5adbcdbb62bd8a9668bc9e9231145856fd26aad4f82b1d9c28cb0d25009151
[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" "2a5adbcdbb62bd8a9668bc9e9231145856fd26aad4f82b1d9c28cb0d25009151", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] running 0 tests
[INFO] [stderr]     --> src/main.rs:2191:10
[INFO] [stdout] 
[INFO] [stderr]      |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 2191 |     let (mut ser_func, mut ser_impl, mut ser_embedded_impl) =
[INFO] [stdout] 
[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: associated function is never used: `cbor_len_info`
[INFO] [stderr]    --> src/main.rs:629:8
[INFO] [stderr]     |
[INFO] [stderr] 629 |     fn cbor_len_info(&self, global: &GlobalScope) -> RustStructCBORLen {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cddl_test-1180eb544124f603
[INFO] running `Command { std: "docker" "inspect" "2a5adbcdbb62bd8a9668bc9e9231145856fd26aad4f82b1d9c28cb0d25009151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5adbcdbb62bd8a9668bc9e9231145856fd26aad4f82b1d9c28cb0d25009151", kill_on_drop: false }`
[INFO] [stdout] 2a5adbcdbb62bd8a9668bc9e9231145856fd26aad4f82b1d9c28cb0d25009151