[INFO] updating cached repository https://github.com/fstiffo/scale-rust
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6573f78a1b05b57d25653dd0539ee3cdb336bde
[INFO] testing fstiffo/scale-rust against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffstiffo%2Fscale-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fstiffo/scale-rust on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fstiffo/scale-rust
[INFO] finished tweaking git repo https://github.com/fstiffo/scale-rust
[INFO] tweaked toml for git repo https://github.com/fstiffo/scale-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/fstiffo/scale-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60e66eb21b65b34b5025daa7b266436f5d9b2d1d860e9b3aa906283c40b87269
[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" "60e66eb21b65b34b5025daa7b266436f5d9b2d1d860e9b3aa906283c40b87269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60e66eb21b65b34b5025daa7b266436f5d9b2d1d860e9b3aa906283c40b87269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e66eb21b65b34b5025daa7b266436f5d9b2d1d860e9b3aa906283c40b87269", kill_on_drop: false }`
[INFO] [stdout] 60e66eb21b65b34b5025daa7b266436f5d9b2d1d860e9b3aa906283c40b87269
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b9927bb944331648bca57b9edb4a49aef0acdfc9161a04eed90330a8a4e2956
[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" "7b9927bb944331648bca57b9edb4a49aef0acdfc9161a04eed90330a8a4e2956", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling array-macro v1.0.3
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling enum-map-internals v0.1.3
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling crossterm_utils v0.2.4
[INFO] [stderr]    Compiling signal-hook-registry v1.1.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling crossterm_screen v0.2.4
[INFO] [stderr]    Compiling crossterm_cursor v0.2.5
[INFO] [stderr]    Compiling crossterm_style v0.3.3
[INFO] [stderr]    Compiling crossterm_style v0.4.0
[INFO] [stderr]    Compiling signal-hook v0.1.10
[INFO] [stderr]    Compiling crossterm_input v0.3.8
[INFO] [stderr]    Compiling crossterm_terminal v0.2.5
[INFO] [stderr]    Compiling crossterm v0.9.6
[INFO] [stderr]    Compiling crossterm v0.10.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling enum-map-derive v0.4.1
[INFO] [stderr]    Compiling enum-map v0.5.0
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling enumset_derive v0.4.0
[INFO] [stderr]    Compiling enumset v0.4.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling cursive v0.12.0
[INFO] [stderr]    Compiling scale v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `contabile`
[INFO] [stdout]    --> src/scale.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn contabile(&self, op: &Operazione) -> i32 {
[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: `cassa`
[INFO] [stdout]    --> src/scale.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn cassa(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_serialize`
[INFO] [stdout]    --> src/scale.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn print_serialize(&self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_json`
[INFO] [stdout]    --> src/scale.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn save_json(&self) -> std::io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use(from_ymd)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "7b9927bb944331648bca57b9edb4a49aef0acdfc9161a04eed90330a8a4e2956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b9927bb944331648bca57b9edb4a49aef0acdfc9161a04eed90330a8a4e2956", kill_on_drop: false }`
[INFO] [stdout] 7b9927bb944331648bca57b9edb4a49aef0acdfc9161a04eed90330a8a4e2956
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", 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] 8cfcd96bbc535992dcab9ded4d53dd7160cca02e0873b1cfab1993a884314473
[INFO] running `Command { std: "docker" "start" "-a" "8cfcd96bbc535992dcab9ded4d53dd7160cca02e0873b1cfab1993a884314473", kill_on_drop: false }`
[INFO] [stderr]    Compiling scale v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `contabile`
[INFO] [stdout]    --> src/scale.rs:118:8
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn contabile(&self, op: &Operazione) -> i32 {
[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: `cassa`
[INFO] [stdout]    --> src/scale.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn cassa(&self) -> i32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_serialize`
[INFO] [stdout]    --> src/scale.rs:171:12
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn print_serialize(&self) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_json`
[INFO] [stdout]    --> src/scale.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn save_json(&self) -> std::io::Result<()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use(from_ymd)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "8cfcd96bbc535992dcab9ded4d53dd7160cca02e0873b1cfab1993a884314473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cfcd96bbc535992dcab9ded4d53dd7160cca02e0873b1cfab1993a884314473", kill_on_drop: false }`
[INFO] [stdout] 8cfcd96bbc535992dcab9ded4d53dd7160cca02e0873b1cfab1993a884314473
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 703746b633140d8b66bc3d20e59134b06d0fed0e6f6f8b8821a08f0bc96f5cfe
[INFO] running `Command { std: "docker" "start" "-a" "703746b633140d8b66bc3d20e59134b06d0fed0e6f6f8b8821a08f0bc96f5cfe", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `contabile`
[INFO] [stderr]    --> src/scale.rs:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn contabile(&self, op: &Operazione) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cassa`
[INFO] [stderr]    --> src/scale.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 |     pub fn cassa(&self) -> i32 {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `print_serialize`
[INFO] [stderr]    --> src/scale.rs:171:12
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub fn print_serialize(&self) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `save_json`
[INFO] [stderr]    --> src/scale.rs:179:12
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn save_json(&self) -> std::io::Result<()> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use(from_ymd)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scale-987924ece813106c
[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 `Command { std: "docker" "inspect" "703746b633140d8b66bc3d20e59134b06d0fed0e6f6f8b8821a08f0bc96f5cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703746b633140d8b66bc3d20e59134b06d0fed0e6f6f8b8821a08f0bc96f5cfe", kill_on_drop: false }`
[INFO] [stdout] 703746b633140d8b66bc3d20e59134b06d0fed0e6f6f8b8821a08f0bc96f5cfe