[INFO] cloning repository https://github.com/sagarreddypatil/tsdb-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sagarreddypatil/tsdb-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagarreddypatil%2Ftsdb-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsagarreddypatil%2Ftsdb-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abdb860b521c46b33b07823d7e9a368f5adc5c26
[INFO] building sagarreddypatil/tsdb-rs 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%2Fsagarreddypatil%2Ftsdb-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sagarreddypatil/tsdb-rs 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/sagarreddypatil/tsdb-rs
[INFO] finished tweaking git repo https://github.com/sagarreddypatil/tsdb-rs
[INFO] tweaked toml for git repo https://github.com/sagarreddypatil/tsdb-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sagarreddypatil/tsdb-rs 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a0ee0e225613b49b87706e34ffb4d4529a0c2bad4e2b0b958004016d9f0ae93c
[INFO] running `Command { std: "docker" "start" "-a" "a0ee0e225613b49b87706e34ffb4d4529a0c2bad4e2b0b958004016d9f0ae93c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0ee0e225613b49b87706e34ffb4d4529a0c2bad4e2b0b958004016d9f0ae93c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ee0e225613b49b87706e34ffb4d4529a0c2bad4e2b0b958004016d9f0ae93c", kill_on_drop: false }`
[INFO] [stdout] a0ee0e225613b49b87706e34ffb4d4529a0c2bad4e2b0b958004016d9f0ae93c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ced4ad0999e385f9609ea511cd106d86e6c90f9550a154a93478bb5ad70efe4b
[INFO] running `Command { std: "docker" "start" "-a" "ced4ad0999e385f9609ea511cd106d86e6c90f9550a154a93478bb5ad70efe4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling tsdb-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `process::exit`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     process::exit,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MS_ASYNC`
[INFO] [stdout]   --> src/main.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     MADV_WILLNEED, MAP_SHARED, MS_ASYNC, MS_SYNC, PROT_READ, PROT_WRITE,
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/main.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl<T: Copy> FileMappedVector<T> {
[INFO] [stdout]     | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "ced4ad0999e385f9609ea511cd106d86e6c90f9550a154a93478bb5ad70efe4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced4ad0999e385f9609ea511cd106d86e6c90f9550a154a93478bb5ad70efe4b", kill_on_drop: false }`
[INFO] [stdout] ced4ad0999e385f9609ea511cd106d86e6c90f9550a154a93478bb5ad70efe4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fe8feb6670e759e0030b868a104751cb0f20c712a43f57aedcc7f86f7626ffcb
[INFO] running `Command { std: "docker" "start" "-a" "fe8feb6670e759e0030b868a104751cb0f20c712a43f57aedcc7f86f7626ffcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tsdb-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `process::exit`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     process::exit,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MS_ASYNC`
[INFO] [stdout]   --> src/main.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 |     MADV_WILLNEED, MAP_SHARED, MS_ASYNC, MS_SYNC, PROT_READ, PROT_WRITE,
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]    --> src/main.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl<T: Copy> FileMappedVector<T> {
[INFO] [stdout]     | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "fe8feb6670e759e0030b868a104751cb0f20c712a43f57aedcc7f86f7626ffcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8feb6670e759e0030b868a104751cb0f20c712a43f57aedcc7f86f7626ffcb", kill_on_drop: false }`
[INFO] [stdout] fe8feb6670e759e0030b868a104751cb0f20c712a43f57aedcc7f86f7626ffcb