[INFO] fetching crate pretok 0.1.0...
[INFO] building pretok-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate pretok 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate pretok 0.1.0 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 pretok 0.1.0
[INFO] finished tweaking crates.io crate pretok 0.1.0
[INFO] tweaked toml for crates.io crate pretok 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding assert_cmd v1.0.8 (available: v2.0.16)
[INFO] [stderr]       Adding unicode-segmentation v0.1.2 (available: v0.1.3)
[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 assert_cmd v1.0.8
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.2
[INFO] [stderr]   Downloaded strcursor v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2960fd835c950763b4e433973f71e919ee5da133b001e292cce15592487ae4e9
[INFO] running `Command { std: "docker" "start" "-a" "2960fd835c950763b4e433973f71e919ee5da133b001e292cce15592487ae4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2960fd835c950763b4e433973f71e919ee5da133b001e292cce15592487ae4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2960fd835c950763b4e433973f71e919ee5da133b001e292cce15592487ae4e9", kill_on_drop: false }`
[INFO] [stdout] 2960fd835c950763b4e433973f71e919ee5da133b001e292cce15592487ae4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c084f5eb82d1a502c2483277afafbe7d45fbc298dcc44af8b44fe67cd8f8b20b
[INFO] running `Command { std: "docker" "start" "-a" "c084f5eb82d1a502c2483277afafbe7d45fbc298dcc44af8b44fe67cd8f8b20b", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling strcursor v0.2.5
[INFO] [stderr]    Compiling pretok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:169:31
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl<'a> Pretokenizer<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] 168 |     /// Create a new tokenizer
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer {
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "c084f5eb82d1a502c2483277afafbe7d45fbc298dcc44af8b44fe67cd8f8b20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c084f5eb82d1a502c2483277afafbe7d45fbc298dcc44af8b44fe67cd8f8b20b", kill_on_drop: false }`
[INFO] [stdout] c084f5eb82d1a502c2483277afafbe7d45fbc298dcc44af8b44fe67cd8f8b20b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2c1aeb7d750400e65b2f2e9600d51b72e4f7f99baeb2ce99888a7862dce78ce4
[INFO] running `Command { std: "docker" "start" "-a" "2c1aeb7d750400e65b2f2e9600d51b72e4f7f99baeb2ce99888a7862dce78ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:169:31
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl<'a> Pretokenizer<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] 168 |     /// Create a new tokenizer
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer {
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling assert_cmd v1.0.8
[INFO] [stderr]    Compiling pretok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:169:31
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl<'a> Pretokenizer<'a> {
[INFO] [stdout]     |      -- lifetime `'a` declared here
[INFO] [stdout] 168 |     /// Create a new tokenizer
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer {
[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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "2c1aeb7d750400e65b2f2e9600d51b72e4f7f99baeb2ce99888a7862dce78ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1aeb7d750400e65b2f2e9600d51b72e4f7f99baeb2ce99888a7862dce78ce4", kill_on_drop: false }`
[INFO] [stdout] 2c1aeb7d750400e65b2f2e9600d51b72e4f7f99baeb2ce99888a7862dce78ce4