[INFO] fetching crate sputnikvm 0.11.0-beta.0...
[INFO] checking sputnikvm-0.11.0-beta.0 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate sputnikvm 0.11.0-beta.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate sputnikvm 0.11.0-beta.0 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2545d3ee1f5f5e5b948a11d7ade4e5fb385f567241135f35db4af434d7858e7a
[INFO] running `Command { std: "docker" "start" "-a" "2545d3ee1f5f5e5b948a11d7ade4e5fb385f567241135f35db4af434d7858e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2545d3ee1f5f5e5b948a11d7ade4e5fb385f567241135f35db4af434d7858e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2545d3ee1f5f5e5b948a11d7ade4e5fb385f567241135f35db4af434d7858e7a", kill_on_drop: false }`
[INFO] [stdout] 2545d3ee1f5f5e5b948a11d7ade4e5fb385f567241135f35db4af434d7858e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a6e781296e0ba03ee24a957d17730622da43258ae34a1d511671bc27530ab07
[INFO] running `Command { std: "docker" "start" "-a" "8a6e781296e0ba03ee24a957d17730622da43258ae34a1d511671bc27530ab07", kill_on_drop: false }`
[INFO] [stderr]     Checking etcommon-hexutil v0.2.4
[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-trie v0.4.0
[INFO] [stderr]     Checking etcommon-block-core v0.3.1
[INFO] [stderr]     Checking etcommon-bloom v0.2.1
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a6e781296e0ba03ee24a957d17730622da43258ae34a1d511671bc27530ab07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6e781296e0ba03ee24a957d17730622da43258ae34a1d511671bc27530ab07", kill_on_drop: false }`
[INFO] [stdout] 8a6e781296e0ba03ee24a957d17730622da43258ae34a1d511671bc27530ab07