[INFO] cloning repository https://github.com/danielbusaba/histogram [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielbusaba/histogram" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielbusaba%2Fhistogram", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielbusaba%2Fhistogram'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 52c97c163f589ebb770d1f627985fa8a59e3697b [INFO] checking danielbusaba/histogram against master#6f40082313d8374bdf962aba943a712d5322fae6 for pr-117967 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielbusaba%2Fhistogram" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danielbusaba/histogram on toolchain 6f40082313d8374bdf962aba943a712d5322fae6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f40082313d8374bdf962aba943a712d5322fae6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danielbusaba/histogram [INFO] finished tweaking git repo https://github.com/danielbusaba/histogram [INFO] tweaked toml for git repo https://github.com/danielbusaba/histogram written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/danielbusaba/histogram 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" "+6f40082313d8374bdf962aba943a712d5322fae6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking danielbusaba/histogram against try#57fd74335bb14b59b719dc3cc5bc4257e73f33ce for pr-117967 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielbusaba%2Fhistogram" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danielbusaba/histogram on toolchain 57fd74335bb14b59b719dc3cc5bc4257e73f33ce [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danielbusaba/histogram [INFO] finished tweaking git repo https://github.com/danielbusaba/histogram [INFO] tweaked toml for git repo https://github.com/danielbusaba/histogram written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/danielbusaba/histogram 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" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e69ae105f8252eccf2b01d513d3c0a09f5dde65619ef56057c38ea82d621e9a [INFO] running `Command { std: "docker" "start" "-a" "7e69ae105f8252eccf2b01d513d3c0a09f5dde65619ef56057c38ea82d621e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e69ae105f8252eccf2b01d513d3c0a09f5dde65619ef56057c38ea82d621e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e69ae105f8252eccf2b01d513d3c0a09f5dde65619ef56057c38ea82d621e9a", kill_on_drop: false }` [INFO] [stdout] 7e69ae105f8252eccf2b01d513d3c0a09f5dde65619ef56057c38ea82d621e9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0df4a5714245cd0fab7ea6c1da86b1cebc247dd535b27427b8ed26bea318ec0 [INFO] running `Command { std: "docker" "start" "-a" "d0df4a5714245cd0fab7ea6c1da86b1cebc247dd535b27427b8ed26bea318ec0", kill_on_drop: false }` [INFO] [stderr] Checking histogram v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `histogram::Histogram` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use histogram::Histogram; //Imports Histogram struct [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/histogram.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; //Can be used with bucket to create sublog histograms [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `histogram::Histogram` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use histogram::Histogram; //Imports Histogram struct [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Histogram` is never constructed [INFO] [stdout] --> src/histogram.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Histogram //Stores a Histogram [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_single`, `add`, `insert`, `get_frequency`, `get_values`, and `get_max_reuse_time` are never used [INFO] [stdout] --> src/histogram.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Histogram //Implements methods for a histogram with numeric frequencies [INFO] [stdout] | -------------------- associated items in this implementation [INFO] [stdout] 12 | { [INFO] [stdout] 13 | pub fn new_single(sb: u64, mrt: u64) -> Histogram //Constructor that takes in the sublog bits and the maximum reuse time [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn add(&mut self, reuse_time: u64) [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn insert(&mut self, reuse_time: u64, frequency: u64) //Inserts a value into the histogram at a given reuse time [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub fn get_frequency(&self, reuse_time: u64) -> u64 //Retreives the frequency value at a given reuse time [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | pub fn get_values(&self) -> Vec //Returns copy of internal vector [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn get_max_reuse_time(&self) -> u64 //Returns copy of max reuse time [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new_tuple`, `add`, `get_tuple`, `get_frequency`, `get_values`, and `get_max_reuse_time` are never used [INFO] [stdout] --> src/histogram.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl Histogram <(u64, u64, u64, u64)> //Implements methods for the histogram [INFO] [stdout] | ------------------------------------- associated items in this implementation [INFO] [stdout] 64 | { [INFO] [stdout] 65 | pub fn new_tuple(sb: u64, mrt: u64) -> Histogram <(u64, u64, u64, u64)> //Constructor that takes in the sublog bits and the maximum ... [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | pub fn add(&mut self, reuse_time: u64) //Inserts a value into the histogram at a given reuse time [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | pub fn get_tuple(&self, reuse_time: u64) -> (u64, u64, u64, u64) //Retreives the value tuple at a given reuse time [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 105 | pub fn get_frequency(&self, reuse_time: u64) -> u64 //Retreives the frequency value at a given reuse time [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 114 | pub fn get_values(&self) -> Vec <(u64, u64, u64, u64)> //Returns copy of internal vector [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn get_max_reuse_time(&self) -> u64 //Returns copy of max reuse time [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_values` and `get_max_reuse_time` are never used [INFO] [stdout] --> src/histogram.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl Histogram <(u64, u64, u64, u64)> //Implements methods for the histogram [INFO] [stdout] | ------------------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 114 | pub fn get_values(&self) -> Vec <(u64, u64, u64, u64)> //Returns copy of internal vector [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn get_max_reuse_time(&self) -> u64 //Returns copy of max reuse time [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "d0df4a5714245cd0fab7ea6c1da86b1cebc247dd535b27427b8ed26bea318ec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0df4a5714245cd0fab7ea6c1da86b1cebc247dd535b27427b8ed26bea318ec0", kill_on_drop: false }` [INFO] [stdout] d0df4a5714245cd0fab7ea6c1da86b1cebc247dd535b27427b8ed26bea318ec0