[INFO] fetching crate lucet-objdump 0.6.1...
[INFO] checking lucet-objdump-0.6.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate lucet-objdump 0.6.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate lucet-objdump 0.6.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lucet-objdump 0.6.1
[INFO] finished tweaking crates.io crate lucet-objdump 0.6.1
[INFO] tweaked toml for crates.io crate lucet-objdump 0.6.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate lucet-objdump 0.6.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-big-array v0.2.0
[INFO] [stderr]   Downloaded target-lexicon v0.8.1
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[INFO] [stderr]   Downloaded cranelift-entity v0.51.0
[INFO] [stderr]   Downloaded sha2 v0.8.1
[INFO] [stderr]   Downloaded lucet-module v0.6.1
[INFO] [stderr]   Downloaded minisign v0.5.14
[INFO] [stderr]   Downloaded goblin v0.0.24
[INFO] [stderr]   Downloaded parity-wasm v0.40.3
[INFO] [stderr]   Downloaded thiserror v1.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eee5e71cb047b594033ff0110000bbe5c107a50873e4221270ac56e3cb7fe293
[INFO] running `Command { std: "docker" "start" "-a" "eee5e71cb047b594033ff0110000bbe5c107a50873e4221270ac56e3cb7fe293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eee5e71cb047b594033ff0110000bbe5c107a50873e4221270ac56e3cb7fe293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eee5e71cb047b594033ff0110000bbe5c107a50873e4221270ac56e3cb7fe293", kill_on_drop: false }`
[INFO] [stdout] eee5e71cb047b594033ff0110000bbe5c107a50873e4221270ac56e3cb7fe293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9913f6f781e04b56eaf67397be45164439b6d5424a94d672928ddcb8610dc26
[INFO] running `Command { std: "docker" "start" "-a" "c9913f6f781e04b56eaf67397be45164439b6d5424a94d672928ddcb8610dc26", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling serde-big-array v0.2.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.3
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[INFO] [stderr]    Compiling scroll_derive v0.9.5
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[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
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[INFO] [stderr]     Checking failure v0.1.6
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[INFO] [stderr]     Checking object v0.14.1
[INFO] [stderr]     Checking lucet-module v0.6.1
[INFO] [stderr]     Checking lucet-objdump v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct DataSegment {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     data: Vec<u8>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataSegment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | struct DataSegment {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     data: Vec<u8>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataSegment` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:88:62
[INFO] [stdout]    |
[INFO] [stdout] 88 | ...                   self.exported_functions.push(name.clone());
[INFO] [stdout]    |                                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:90:60
[INFO] [stdout]    |
[INFO] [stdout] 90 | ...                   self.imported_symbols.push(name.clone());
[INFO] [stdout]    |                                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:88:62
[INFO] [stdout]    |
[INFO] [stdout] 88 | ...                   self.exported_functions.push(name.clone());
[INFO] [stdout]    |                                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/main.rs:90:60
[INFO] [stdout]    |
[INFO] [stdout] 90 | ...                   self.imported_symbols.push(name.clone());
[INFO] [stdout]    |                                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "c9913f6f781e04b56eaf67397be45164439b6d5424a94d672928ddcb8610dc26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9913f6f781e04b56eaf67397be45164439b6d5424a94d672928ddcb8610dc26", kill_on_drop: false }`
[INFO] [stdout] c9913f6f781e04b56eaf67397be45164439b6d5424a94d672928ddcb8610dc26