[INFO] fetching crate pro_env 3.0.0-rc2...
[INFO] testing pro_env-3.0.0-rc2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate pro_env 3.0.0-rc2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pro_env 3.0.0-rc2 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 pro_env 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_env 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_env 3.0.0-rc2 written to /workspace/builds/worker-2/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] 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 40956c3865a7327d74efaaf6133995608d6e4d8f0b9a13e4d4f04e1f89d5ef76
[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" "40956c3865a7327d74efaaf6133995608d6e4d8f0b9a13e4d4f04e1f89d5ef76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40956c3865a7327d74efaaf6133995608d6e4d8f0b9a13e4d4f04e1f89d5ef76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40956c3865a7327d74efaaf6133995608d6e4d8f0b9a13e4d4f04e1f89d5ef76", kill_on_drop: false }`
[INFO] [stdout] 40956c3865a7327d74efaaf6133995608d6e4d8f0b9a13e4d4f04e1f89d5ef76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa02547b66f639e7647afce55df841b60bff877280da547f0c20b34cc111748d
[INFO] running `Command { std: "docker" "start" "-a" "fa02547b66f639e7647afce55df841b60bff877280da547f0c20b34cc111748d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pro_allocator v3.0.0-rc2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling impl-serde v0.3.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]    Compiling tetsy-scale-codec v2.0.1
[INFO] [stderr]    Compiling tetsy-scale-info v0.5.1
[INFO] [stderr]    Compiling pro_primitives v3.0.0-rc2
[INFO] [stderr]    Compiling pro_metadata v3.0.0-rc2
[INFO] [stderr]    Compiling pro_env v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chain_extension.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 |mut output| {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.52s
[INFO] running `Command { std: "docker" "inspect" "fa02547b66f639e7647afce55df841b60bff877280da547f0c20b34cc111748d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa02547b66f639e7647afce55df841b60bff877280da547f0c20b34cc111748d", kill_on_drop: false }`
[INFO] [stdout] fa02547b66f639e7647afce55df841b60bff877280da547f0c20b34cc111748d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3929a57a0af516d5361b8b52ab7bfa51f87ffde82c19eb4cf9907ec929a3f56d
[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" "3929a57a0af516d5361b8b52ab7bfa51f87ffde82c19eb4cf9907ec929a3f56d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pro_env v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chain_extension.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 |mut output| {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chain_extension.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 |mut output| {
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "3929a57a0af516d5361b8b52ab7bfa51f87ffde82c19eb4cf9907ec929a3f56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3929a57a0af516d5361b8b52ab7bfa51f87ffde82c19eb4cf9907ec929a3f56d", kill_on_drop: false }`
[INFO] [stdout] 3929a57a0af516d5361b8b52ab7bfa51f87ffde82c19eb4cf9907ec929a3f56d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0cd1defb80ab2869aadf464c8f3130c437fd912398f055b6db1b6daa0a0254bb
[INFO] running `Command { std: "docker" "start" "-a" "0cd1defb80ab2869aadf464c8f3130c437fd912398f055b6db1b6daa0a0254bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/chain_extension.rs:383:18
[INFO] [stderr]     |
[INFO] [stderr] 383 |                 |mut output| {
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/chain_extension.rs:383:18
[INFO] [stderr]     |
[INFO] [stderr] 383 |                 |mut output| {
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pro_env-9ba30929122924cc)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test arithmetic::tests::saturatiung_sub ... ok
[INFO] [stdout] test call::execution_input::tests::empty_exec_input_works ... ok
[INFO] [stdout] test call::execution_input::tests::single_argument_works ... ok
[INFO] [stdout] test engine::off_chain::tests::store_load_clear ... ok
[INFO] [stdout] test engine::off_chain::tests::key_add_sub ... ok
[INFO] [stdout] test tests::test_hash_sha2_256 ... ok
[INFO] [stdout] test tests::test_hash_blake2_256 ... ok
[INFO] [stdout] test engine::off_chain::tests::key_add ... ok
[INFO] [stdout] test call::execution_input::tests::multiple_arguments_works ... ok
[INFO] [stdout] test engine::off_chain::tests::gas_price ... ok
[INFO] [stdout] test arithmetic::tests::saturating_pow ... ok
[INFO] [stdout] test arithmetic::tests::saturating_add ... ok
[INFO] [stdout] test call::execution_input::tests::empty_args_works ... ok
[INFO] [stdout] test tests::test_hash_blake2_128 ... ok
[INFO] [stderr]    Doc-tests pro_env
[INFO] [stdout] test arithmetic::tests::saturating_mul ... ok
[INFO] [stdout] test tests::test_hash_keccak_256 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/chain_extension.rs - chain_extension::ChainExtensionMethod<I, state::NoResult<O>, state::IgnoreErrorCode>::call (line 414) ... ok
[INFO] [stdout] test src/api.rs - api::hash_encoded (line 526) ... ok
[INFO] [stdout] test src/call/create_builder.rs - call::create_builder::build_create (line 165) ... ok
[INFO] [stdout] test src/chain_extension.rs - chain_extension::ChainExtensionMethod<I, Result<T, E>, state::IgnoreErrorCode>::call (line 303) ... ok
[INFO] [stdout] test src/chain_extension.rs - chain_extension::ChainExtensionMethod<I, state::NoResult<O>, state::HandleErrorCode<ErrorCode>>::call (line 361) ... ok
[INFO] [stdout] test src/call/call_builder.rs - call::call_builder::build_call (line 175) ... ok
[INFO] [stdout] test src/call/call_builder.rs - call::call_builder::build_call (line 140) ... ok
[INFO] [stdout] test src/chain_extension.rs - chain_extension::ChainExtensionMethod<I, Result<T, E>, state::HandleErrorCode<ErrorCode>>::call (line 242) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0cd1defb80ab2869aadf464c8f3130c437fd912398f055b6db1b6daa0a0254bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd1defb80ab2869aadf464c8f3130c437fd912398f055b6db1b6daa0a0254bb", kill_on_drop: false }`
[INFO] [stdout] 0cd1defb80ab2869aadf464c8f3130c437fd912398f055b6db1b6daa0a0254bb
