[INFO] fetching crate trait_erc20 3.0.0...
[INFO] testing trait_erc20-3.0.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate trait_erc20 3.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate trait_erc20 3.0.0
[INFO] finished tweaking crates.io crate trait_erc20 3.0.0
[INFO] tweaked toml for crates.io crate trait_erc20 3.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trait_erc20 3.0.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling trait_erc20 v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `__ink_dylint_Storage`
[INFO] [stdout]   --> lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     /// A simple ERC-20 contract.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = help: consider adding `__ink_dylint_Storage` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `__ink_dylint_EventBase`
[INFO] [stdout]  --> lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[ink::contract]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]   = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `ink::contract` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: this warning originates in the attribute macro `ink::contract` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `__ink_dylint_Constructor`
[INFO] [stdout]   --> lib.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         /// Creates a new ERC-20 contract with the specified initial supply.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = help: consider adding `__ink_dylint_Constructor` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 59.85s
[INFO] running `Command { std: "docker" "inspect" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling trait_erc20 v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `__ink_dylint_Storage`
[INFO] [stdout]   --> lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     /// A simple ERC-20 contract.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = help: consider adding `__ink_dylint_Storage` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `__ink_dylint_EventBase`
[INFO] [stdout]  --> lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[ink::contract]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]   = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `ink::contract` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: this warning originates in the attribute macro `ink::contract` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `__ink_dylint_Constructor`
[INFO] [stdout]   --> lib.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |         /// Creates a new ERC-20 contract with the specified initial supply.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = help: consider adding `__ink_dylint_Constructor` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `__ink_dylint_Storage`
[INFO] [stderr]   --> lib.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     /// A simple ERC-20 contract.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stderr]    = help: consider adding `__ink_dylint_Storage` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `__ink_dylint_EventBase`
[INFO] [stderr]  --> lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[ink::contract]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stderr]   = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stderr]   = help: try referring to `ink::contract` crate for guidance on how handle this unexpected cfg
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]   = note: this warning originates in the attribute macro `ink::contract` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `__ink_dylint_Constructor`
[INFO] [stderr]   --> lib.rs:97:9
[INFO] [stderr]    |
[INFO] [stderr] 97 |         /// Creates a new ERC-20 contract with the specified initial supply.
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stderr]    = help: consider adding `__ink_dylint_Constructor` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `trait_erc20` (lib test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/build/trait_erc20/cd9211857e03cc1a/out/trait_erc20-cd9211857e03cc1a)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test erc20::tests::transfer_works ... ok
[INFO] [stdout] test erc20::tests::total_supply_works ... ok
[INFO] [stdout] test erc20::tests::allowance_must_not_change_on_failed_transfer ... ok
[INFO] [stdout] test erc20::tests::new_works ... ok
[INFO] [stdout] test erc20::tests::balance_of_works ... ok
[INFO] [stdout] test erc20::tests::invalid_transfer_should_fail ... ok
[INFO] [stdout] test erc20::tests::transfer_from_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2", kill_on_drop: false }`
[INFO] [stdout] 7b7ce462012e9ceaddb032670426f6433b0c52b742158d31862ad17edeb1f6c2
