[INFO] cloning repository https://github.com/davidkern/positron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidkern/positron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidkern%2Fpositron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidkern%2Fpositron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e57b25991020c04d9129ca6c6b96a50e77635603
[INFO] building davidkern/positron against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidkern%2Fpositron" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidkern/positron 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 git repo https://github.com/davidkern/positron
[INFO] finished tweaking git repo https://github.com/davidkern/positron
[INFO] tweaked toml for git repo https://github.com/davidkern/positron written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/davidkern/positron 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5f31e15d11e76c9096c115cb12cabfacd77bdc917ec6b37b5780e9b36d447b3b
[INFO] running `Command { std: "docker" "start" "-a" "5f31e15d11e76c9096c115cb12cabfacd77bdc917ec6b37b5780e9b36d447b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f31e15d11e76c9096c115cb12cabfacd77bdc917ec6b37b5780e9b36d447b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f31e15d11e76c9096c115cb12cabfacd77bdc917ec6b37b5780e9b36d447b3b", kill_on_drop: false }`
[INFO] [stdout] 5f31e15d11e76c9096c115cb12cabfacd77bdc917ec6b37b5780e9b36d447b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d4ca972461fba60af5b8f27f4e99926f546493f1248bd37d2d538ddfad2a0de0
[INFO] running `Command { std: "docker" "start" "-a" "d4ca972461fba60af5b8f27f4e99926f546493f1248bd37d2d538ddfad2a0de0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling positron_build v0.1.0 (/opt/rustwide/workdir/positron_build)
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling eplus v0.1.0 (/opt/rustwide/workdir/eplus)
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stdout] warning: unused imports: `App` and `SubCommand`
[INFO] [stdout]  --> eplus/src/update.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{App, SubCommand};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tool`
[INFO] [stdout]  --> eplus/src/cli.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn main(tool: Tool) {
[INFO] [stdout]   |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tool`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "d4ca972461fba60af5b8f27f4e99926f546493f1248bd37d2d538ddfad2a0de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ca972461fba60af5b8f27f4e99926f546493f1248bd37d2d538ddfad2a0de0", kill_on_drop: false }`
[INFO] [stdout] d4ca972461fba60af5b8f27f4e99926f546493f1248bd37d2d538ddfad2a0de0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 43a88b115998388d1b4c5d001f2c47de3c817935d3c4afd51e783bcfbd813b51
[INFO] running `Command { std: "docker" "start" "-a" "43a88b115998388d1b4c5d001f2c47de3c817935d3c4afd51e783bcfbd813b51", kill_on_drop: false }`
[INFO] [stderr]    Compiling eplus v0.1.0 (/opt/rustwide/workdir/eplus)
[INFO] [stdout] warning: unused imports: `App` and `SubCommand`
[INFO] [stdout]  --> eplus/src/update.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{App, SubCommand};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tool`
[INFO] [stdout]  --> eplus/src/cli.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn main(tool: Tool) {
[INFO] [stdout]   |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tool`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "43a88b115998388d1b4c5d001f2c47de3c817935d3c4afd51e783bcfbd813b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a88b115998388d1b4c5d001f2c47de3c817935d3c4afd51e783bcfbd813b51", kill_on_drop: false }`
[INFO] [stdout] 43a88b115998388d1b4c5d001f2c47de3c817935d3c4afd51e783bcfbd813b51