[INFO] fetching crate esvm 0.0.1... [INFO] checking esvm-0.0.1 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991 [INFO] extracting crate esvm 0.0.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate esvm 0.0.1 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate esvm 0.0.1 [INFO] finished tweaking crates.io crate esvm 0.0.1 [INFO] tweaked toml for crates.io crate esvm 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nodrop v0.1.14 [INFO] [stderr] Downloaded log v0.3.9 [INFO] [stderr] Downloaded rand v0.3.23 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] [stderr] Downloaded crunchy v0.2.2 [INFO] [stderr] Downloaded sha2 v0.5.3 [INFO] [stderr] Downloaded digest-buffer v0.3.1 [INFO] [stderr] Downloaded generic-array v0.7.3 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded rand_core v0.3.1 [INFO] [stderr] Downloaded rand_core v0.4.2 [INFO] [stderr] Downloaded num v0.1.42 [INFO] [stderr] Downloaded typenum v1.12.0 [INFO] [stderr] Downloaded byte-tools v0.1.3 [INFO] [stderr] Downloaded tiny-keccak v1.5.0 [INFO] [stderr] Downloaded num-integer v0.1.44 [INFO] [stderr] Downloaded num-rational v0.1.42 [INFO] [stderr] Downloaded odds v0.2.26 [INFO] [stderr] Downloaded serde_json v0.6.1 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded ripemd160 v0.5.2 [INFO] [stderr] Downloaded secp256k1 v0.6.3 [INFO] [stderr] Downloaded arrayvec v0.3.25 [INFO] [stderr] Downloaded num-complex v0.1.43 [INFO] [stderr] Downloaded fake-simd v0.1.2 [INFO] [stderr] Downloaded num-bigint v0.1.44 [INFO] [stderr] Downloaded libc v0.2.80 [INFO] [stderr] Downloaded digest v0.5.2 [INFO] [stderr] Downloaded serde v0.6.15 [INFO] [stderr] Downloaded num-iter v0.1.42 [INFO] [stderr] Downloaded gcc v0.3.55 [INFO] [stderr] Downloaded esvm-bigint v0.0.1 [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", 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] 2a4f95d1407bd5dc4cc866162f861779f4e6967d0f3309a992b1cce5b635c48b [INFO] running `Command { std: "docker" "start" "-a" "2a4f95d1407bd5dc4cc866162f861779f4e6967d0f3309a992b1cce5b635c48b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a4f95d1407bd5dc4cc866162f861779f4e6967d0f3309a992b1cce5b635c48b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a4f95d1407bd5dc4cc866162f861779f4e6967d0f3309a992b1cce5b635c48b", kill_on_drop: false }` [INFO] [stdout] 2a4f95d1407bd5dc4cc866162f861779f4e6967d0f3309a992b1cce5b635c48b [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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3a133d667c2fb750110407f559acc01245bfe93b5b6226754b3c024980696c2 [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" "a3a133d667c2fb750110407f559acc01245bfe93b5b6226754b3c024980696c2", kill_on_drop: false }` [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling heapsize v0.3.9 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking byte-tools v0.1.3 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking odds v0.2.26 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking generic-array v0.7.3 [INFO] [stderr] Checking digest v0.5.2 [INFO] [stderr] Checking digest-buffer v0.3.1 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking elastic-array v0.7.0 [INFO] [stderr] Checking arrayvec v0.3.25 [INFO] [stderr] Checking sha2 v0.5.3 [INFO] [stderr] Checking ripemd160 v0.5.2 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling secp256k1 v0.6.3 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking esvm-rlp v0.0.1 [INFO] [stderr] Checking esvm-bigint v0.0.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking serde_json v0.6.1 [INFO] [stderr] Checking esvm v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `cgas` is never read [INFO] [stdout] --> src/vm/transaction.rs:229:13 [INFO] [stdout] | [INFO] [stdout] 229 | let mut cgas: Option = None; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ccontext` is never read [INFO] [stdout] --> src/vm/transaction.rs:230:13 [INFO] [stdout] | [INFO] [stdout] 230 | let mut ccontext: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cblock` is never read [INFO] [stdout] --> src/vm/transaction.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let mut cblock: Option = None; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cpatch` is never read [INFO] [stdout] --> src/vm/transaction.rs:232:13 [INFO] [stdout] | [INFO] [stdout] 232 | let mut cpatch: Option<&'static Patch> = None; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `caccount_state` is never read [INFO] [stdout] --> src/vm/transaction.rs:233:13 [INFO] [stdout] | [INFO] [stdout] 233 | let mut caccount_state: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cblockhash_state` is never read [INFO] [stdout] --> src/vm/transaction.rs:234:13 [INFO] [stdout] | [INFO] [stdout] 234 | let mut cblockhash_state: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ccode_deposit` is never read [INFO] [stdout] --> src/vm/transaction.rs:235:13 [INFO] [stdout] | [INFO] [stdout] 235 | let mut ccode_deposit: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cgas` is never read [INFO] [stdout] --> src/vm/transaction.rs:229:13 [INFO] [stdout] | [INFO] [stdout] 229 | let mut cgas: Option = None; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ccontext` is never read [INFO] [stdout] --> src/vm/transaction.rs:230:13 [INFO] [stdout] | [INFO] [stdout] 230 | let mut ccontext: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cblock` is never read [INFO] [stdout] --> src/vm/transaction.rs:231:13 [INFO] [stdout] | [INFO] [stdout] 231 | let mut cblock: Option = None; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cpatch` is never read [INFO] [stdout] --> src/vm/transaction.rs:232:13 [INFO] [stdout] | [INFO] [stdout] 232 | let mut cpatch: Option<&'static Patch> = None; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `caccount_state` is never read [INFO] [stdout] --> src/vm/transaction.rs:233:13 [INFO] [stdout] | [INFO] [stdout] 233 | let mut caccount_state: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cblockhash_state` is never read [INFO] [stdout] --> src/vm/transaction.rs:234:13 [INFO] [stdout] | [INFO] [stdout] 234 | let mut cblockhash_state: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ccode_deposit` is never read [INFO] [stdout] --> src/vm/transaction.rs:235:13 [INFO] [stdout] | [INFO] [stdout] 235 | let mut ccode_deposit: Option = None; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `l64` [INFO] [stdout] --> src/vm/eval/utils.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn l64(gas: Gas) -> Gas { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `l64` [INFO] [stdout] --> src/vm/eval/utils.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn l64(gas: Gas) -> Gas { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.87s [INFO] running `Command { std: "docker" "inspect" "a3a133d667c2fb750110407f559acc01245bfe93b5b6226754b3c024980696c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3a133d667c2fb750110407f559acc01245bfe93b5b6226754b3c024980696c2", kill_on_drop: false }` [INFO] [stdout] a3a133d667c2fb750110407f559acc01245bfe93b5b6226754b3c024980696c2