[INFO] fetching crate sputnikvm 0.11.0-beta.0...
[INFO] checking sputnikvm-0.11.0-beta.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate sputnikvm 0.11.0-beta.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sputnikvm 0.11.0-beta.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sputnikvm 0.11.0-beta.0
[INFO] finished tweaking crates.io crate sputnikvm 0.11.0-beta.0
[INFO] tweaked toml for crates.io crate sputnikvm 0.11.0-beta.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9337fb52aca74e6e37a9fb12935e66042bfc34e6c5f3c427188d05177f49e11
[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" "e9337fb52aca74e6e37a9fb12935e66042bfc34e6c5f3c427188d05177f49e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9337fb52aca74e6e37a9fb12935e66042bfc34e6c5f3c427188d05177f49e11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9337fb52aca74e6e37a9fb12935e66042bfc34e6c5f3c427188d05177f49e11", kill_on_drop: false }`
[INFO] [stdout] e9337fb52aca74e6e37a9fb12935e66042bfc34e6c5f3c427188d05177f49e11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96ab7b9f02cb0d0dc7495ab36a4cc7839f8a501a44a54a1e5737664431807004
[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" "96ab7b9f02cb0d0dc7495ab36a4cc7839f8a501a44a54a1e5737664431807004", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking etcommon-rlp v0.2.5
[INFO] [stderr]     Checking etcommon-bigint v0.2.10
[INFO] [stderr]     Checking etcommon-block-core v0.3.1
[INFO] [stderr]     Checking etcommon-bloom v0.2.1
[INFO] [stderr]     Checking etcommon-trie v0.4.0
[INFO] [stderr]     Checking etcommon-block v0.5.2
[INFO] [stderr]     Checking sputnikvm v0.11.0-beta.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/eval/mod.rs:141:40
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub context_history_hooks: Vec<Box<Fn(&Context)>>,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Context)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/eval/mod.rs:476:82
[INFO] [stdout]     |
[INFO] [stdout] 476 |         self.state.refunded_gas = self.state.refunded_gas.add_refund(gas_refund);;
[INFO] [stdout]     |                                                                                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/patch/mod.rs:93:78
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn precompileds() -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)];
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/patch/mod.rs:97:78
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub static EMBEDDED_PRECOMPILEDS: [(Address, Option<&'static [u8]>, &'static Precompiled); 4] = [
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/patch/mod.rs:138:78
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn precompileds() -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/patch/mod.rs:168:78
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn precompileds() -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/eval/mod.rs:141:40
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub context_history_hooks: Vec<Box<Fn(&Context)>>,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Context)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/eval/mod.rs:476:82
[INFO] [stdout]     |
[INFO] [stdout] 476 |         self.state.refunded_gas = self.state.refunded_gas.add_refund(gas_refund);;
[INFO] [stdout]     |                                                                                  ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/patch/mod.rs:93:78
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn precompileds() -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)];
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/patch/mod.rs:97:78
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub static EMBEDDED_PRECOMPILEDS: [(Address, Option<&'static [u8]>, &'static Precompiled); 4] = [
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/patch/mod.rs:138:78
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn precompileds() -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/patch/mod.rs:168:78
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn precompileds() -> &'static [(Address, Option<&'static [u8]>, &'static Precompiled)] {
[INFO] [stdout]     |                                                                              ^^^^^^^^^^^ help: use `dyn`: `dyn Precompiled`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.47s
[INFO] running `Command { std: "docker" "inspect" "96ab7b9f02cb0d0dc7495ab36a4cc7839f8a501a44a54a1e5737664431807004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ab7b9f02cb0d0dc7495ab36a4cc7839f8a501a44a54a1e5737664431807004", kill_on_drop: false }`
[INFO] [stdout] 96ab7b9f02cb0d0dc7495ab36a4cc7839f8a501a44a54a1e5737664431807004