[INFO] cloning repository https://github.com/uni-due-syssec/efcf-ethmutator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uni-due-syssec/efcf-ethmutator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funi-due-syssec%2Fefcf-ethmutator", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84d3a0e61c4269e3bdf3d231e114f75442027a98
[INFO] checking uni-due-syssec/efcf-ethmutator against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funi-due-syssec%2Fefcf-ethmutator" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/uni-due-syssec/efcf-ethmutator
[INFO] finished tweaking git repo https://github.com/uni-due-syssec/efcf-ethmutator
[INFO] tweaked toml for git repo https://github.com/uni-due-syssec/efcf-ethmutator written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/uni-due-syssec/efcf-ethmutator on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/uni-due-syssec/efcf-ethmutator 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e8e28c4bfb218495b69a3dff7de6c9d2f591a405e6f99e155587a9422d647b79", kill_on_drop: false }`
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[INFO] [stderr]     Checking ethabi v17.0.0 (https://github.com/rust-ethereum/ethabi.git?rev=c42c673#c42c6735)
[INFO] [stderr]     Checking ethmutator v0.3.1 (/opt/rustwide/workdir/ethmutator)
[INFO] [stdout] warning: unexpected `cfg` condition value: `dictionary_for_storage_corruption`
[INFO] [stdout]    --> ethmutator/src/dictionary.rs:546:15
[INFO] [stdout]     |
[INFO] [stdout] 546 |         #[cfg(feature = "dictionary_for_storage_corruption")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `jemallocator`, `mimalloc`, `snmalloc-rs`, `stresstests`, `tests_with_fs`, `use_jemalloc`, `use_mimalloc`, `use_mimalloc_secure`, and `use_snmalloc`
[INFO] [stdout]     = help: consider adding `dictionary_for_storage_corruption` 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: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> ethmutator/src/lib.rs:210:33
[INFO] [stdout]     |
[INFO] [stdout] 210 |         Token::FixedBytes(b) => (9 + b.len() - 1),
[INFO] [stdout]     |                                 ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 210 -         Token::FixedBytes(b) => (9 + b.len() - 1),
[INFO] [stdout] 210 +         Token::FixedBytes(b) => 9 + b.len() - 1,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dictionary_for_storage_corruption`
[INFO] [stdout]    --> ethmutator/src/dictionary.rs:546:15
[INFO] [stdout]     |
[INFO] [stdout] 546 |         #[cfg(feature = "dictionary_for_storage_corruption")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `default`, `jemallocator`, `mimalloc`, `snmalloc-rs`, `stresstests`, `tests_with_fs`, `use_jemalloc`, `use_mimalloc`, `use_mimalloc_secure`, and `use_snmalloc`
[INFO] [stdout]     = help: consider adding `dictionary_for_storage_corruption` 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: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> ethmutator/src/lib.rs:210:33
[INFO] [stdout]     |
[INFO] [stdout] 210 |         Token::FixedBytes(b) => (9 + b.len() - 1),
[INFO] [stdout]     |                                 ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 210 -         Token::FixedBytes(b) => (9 + b.len() - 1),
[INFO] [stdout] 210 +         Token::FixedBytes(b) => 9 + b.len() - 1,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> ethmutator/src/lib.rs:3524:29
[INFO] [stdout]      |
[INFO] [stdout] 3524 |                         let mut ti = self
[INFO] [stdout]      |                             ----^^
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc` and `op` are never read
[INFO] [stdout]   --> ethmutator/src/cmptrace.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct CmpTraceEntry {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 57 |     pub pc: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 58 |     pub op: u8,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CmpTraceEntry` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc` and `op` are never read
[INFO] [stdout]   --> ethmutator/src/cmptrace.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub struct RetTraceEntry {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 65 |     pub pc: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 66 |     pub op: u8,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RetTraceEntry` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> ethmutator/src/lib.rs:3524:29
[INFO] [stdout]      |
[INFO] [stdout] 3524 |                         let mut ti = self
[INFO] [stdout]      |                             ----^^
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ethmutator-tools v0.1.0 (/opt/rustwide/workdir/utils)
[INFO] [stderr]     Checking afl_ethmutator v0.1.0 (/opt/rustwide/workdir/afl_ethmutator)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.77s
[INFO] running `Command { std: "docker" "inspect" "e8e28c4bfb218495b69a3dff7de6c9d2f591a405e6f99e155587a9422d647b79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e28c4bfb218495b69a3dff7de6c9d2f591a405e6f99e155587a9422d647b79", kill_on_drop: false }`
[INFO] [stdout] e8e28c4bfb218495b69a3dff7de6c9d2f591a405e6f99e155587a9422d647b79
