[INFO] fetching crate customasm 0.13.7...
[INFO] building customasm-0.13.7 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate customasm 0.13.7 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate customasm 0.13.7 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate customasm 0.13.7
[INFO] finished tweaking crates.io crate customasm 0.13.7
[INFO] tweaked toml for crates.io crate customasm 0.13.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate customasm 0.13.7 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vergen v3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da0b3827dad04e9687d7211314990c74d385d009a41cef1a4e2962ed7e7fd082
[INFO] running `Command { std: "docker" "start" "-a" "da0b3827dad04e9687d7211314990c74d385d009a41cef1a4e2962ed7e7fd082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da0b3827dad04e9687d7211314990c74d385d009a41cef1a4e2962ed7e7fd082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0b3827dad04e9687d7211314990c74d385d009a41cef1a4e2962ed7e7fd082", kill_on_drop: false }`
[INFO] [stdout] da0b3827dad04e9687d7211314990c74d385d009a41cef1a4e2962ed7e7fd082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86e619b2ce8828935fe5565b129bf2384c4b4639a556506421a20d1f448bc246
[INFO] running `Command { std: "docker" "start" "-a" "86e619b2ce8828935fe5565b129bf2384c4b4639a556506421a20d1f448bc246", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling vergen v3.2.0
[INFO] [stderr]    Compiling customasm v0.13.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/util/char_counter.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl<'a> CharCounter<'a>
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 9  | {
[INFO] [stdout] 10 |     pub fn new(src: &'a str) -> CharCounter
[INFO] [stdout]    |                                 ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fileserver.add(virtual_filename, src.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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.61s
[INFO] running `Command { std: "docker" "inspect" "86e619b2ce8828935fe5565b129bf2384c4b4639a556506421a20d1f448bc246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e619b2ce8828935fe5565b129bf2384c4b4639a556506421a20d1f448bc246", kill_on_drop: false }`
[INFO] [stdout] 86e619b2ce8828935fe5565b129bf2384c4b4639a556506421a20d1f448bc246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d2343b8ee3b774f6ec355557b479cf3c01719732a07722f2c0ca49c677cc35f
[INFO] running `Command { std: "docker" "start" "-a" "6d2343b8ee3b774f6ec355557b479cf3c01719732a07722f2c0ca49c677cc35f", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/util/char_counter.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl<'a> CharCounter<'a>
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 9  | {
[INFO] [stdout] 10 |     pub fn new(src: &'a str) -> CharCounter
[INFO] [stdout]    |                                 ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fileserver.add(virtual_filename, src.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] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling customasm v0.13.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/util/char_counter.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl<'a> CharCounter<'a>
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 9  | {
[INFO] [stdout] 10 |     pub fn new(src: &'a str) -> CharCounter
[INFO] [stdout]    |                                 ^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:33:38
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fileserver.add(virtual_filename, src.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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "6d2343b8ee3b774f6ec355557b479cf3c01719732a07722f2c0ca49c677cc35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2343b8ee3b774f6ec355557b479cf3c01719732a07722f2c0ca49c677cc35f", kill_on_drop: false }`
[INFO] [stdout] 6d2343b8ee3b774f6ec355557b479cf3c01719732a07722f2c0ca49c677cc35f