[INFO] cloning repository https://github.com/mateochauchet/rust-blockchain-state-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mateochauchet/rust-blockchain-state-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateochauchet%2Frust-blockchain-state-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateochauchet%2Frust-blockchain-state-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70142ab31c2f40975e1764c760301708bdd4e608
[INFO] testing mateochauchet/rust-blockchain-state-machine against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateochauchet%2Frust-blockchain-state-machine" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mateochauchet/rust-blockchain-state-machine
[INFO] finished tweaking git repo https://github.com/mateochauchet/rust-blockchain-state-machine
[INFO] tweaked toml for git repo https://github.com/mateochauchet/rust-blockchain-state-machine written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mateochauchet/rust-blockchain-state-machine on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mateochauchet/rust-blockchain-state-machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.4.5
[INFO] [stderr]   Downloaded num v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9176b7ec56976e05ecf2a6f9f2f1d89f95e950a68d9bfa5fe36efc73ffc23f9
[INFO] running `Command { std: "docker" "start" "-a" "f9176b7ec56976e05ecf2a6f9f2f1d89f95e950a68d9bfa5fe36efc73ffc23f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9176b7ec56976e05ecf2a6f9f2f1d89f95e950a68d9bfa5fe36efc73ffc23f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9176b7ec56976e05ecf2a6f9f2f1d89f95e950a68d9bfa5fe36efc73ffc23f9", kill_on_drop: false }`
[INFO] [stdout] f9176b7ec56976e05ecf2a6f9f2f1d89f95e950a68d9bfa5fe36efc73ffc23f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a494ffad534964ba42b379ef403cfe5e80e891b629e9b3320e3bbfff2cab088
[INFO] running `Command { std: "docker" "start" "-a" "0a494ffad534964ba42b379ef403cfe5e80e891b629e9b3320e3bbfff2cab088", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.5
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.4.2
[INFO] [stderr]    Compiling rust-state-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `content` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub type content = &'static str;
[INFO] [stdout]    |              ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Content`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `charlie`
[INFO] [stdout]    --> src/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let charlie = "charlie".to_string();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charlie`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.81s
[INFO] running `Command { std: "docker" "inspect" "0a494ffad534964ba42b379ef403cfe5e80e891b629e9b3320e3bbfff2cab088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a494ffad534964ba42b379ef403cfe5e80e891b629e9b3320e3bbfff2cab088", kill_on_drop: false }`
[INFO] [stdout] 0a494ffad534964ba42b379ef403cfe5e80e891b629e9b3320e3bbfff2cab088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da00950c4f18e41fc0e4c8f364a2264aec56c4684a5455dd4e8fc59d31532aa4
[INFO] running `Command { std: "docker" "start" "-a" "da00950c4f18e41fc0e4c8f364a2264aec56c4684a5455dd4e8fc59d31532aa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-state-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `content` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub type content = &'static str;
[INFO] [stdout]    |              ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Content`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `charlie`
[INFO] [stdout]    --> src/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let charlie = "charlie".to_string();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charlie`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "da00950c4f18e41fc0e4c8f364a2264aec56c4684a5455dd4e8fc59d31532aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da00950c4f18e41fc0e4c8f364a2264aec56c4684a5455dd4e8fc59d31532aa4", kill_on_drop: false }`
[INFO] [stdout] da00950c4f18e41fc0e4c8f364a2264aec56c4684a5455dd4e8fc59d31532aa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 553cb1fa855b018ded5b42384b6e3dfed68cc53f9b05eb2daca4fbc489b61ff9
[INFO] running `Command { std: "docker" "start" "-a" "553cb1fa855b018ded5b42384b6e3dfed68cc53f9b05eb2daca4fbc489b61ff9", kill_on_drop: false }`
[INFO] [stderr] warning: type `content` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub type content = &'static str;
[INFO] [stderr]    |              ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Content`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `charlie`
[INFO] [stderr]    --> src/main.rs:109:6
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let charlie = "charlie".to_string();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charlie`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-state-machine` (bin "rust-state-machine" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_state_machine-ae80fddaf12cea1f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test balances::tests::init_balances ... ok
[INFO] [stdout] test system::test::increment_block_number ... ok
[INFO] [stdout] test system::test::increment_nonce ... ok
[INFO] [stdout] test system::test::initial_block_number ... ok
[INFO] [stdout] test balances::tests::transfer_balance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "553cb1fa855b018ded5b42384b6e3dfed68cc53f9b05eb2daca4fbc489b61ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553cb1fa855b018ded5b42384b6e3dfed68cc53f9b05eb2daca4fbc489b61ff9", kill_on_drop: false }`
[INFO] [stdout] 553cb1fa855b018ded5b42384b6e3dfed68cc53f9b05eb2daca4fbc489b61ff9