[INFO] cloning repository https://github.com/surojitfromindia/rust-mini-projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/surojitfromindia/rust-mini-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Frust-mini-projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Frust-mini-projects'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0b64beb8cf3c58921728470193bfe7ec7779e548 [INFO] checking surojitfromindia/rust-mini-projects against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Frust-mini-projects" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/surojitfromindia/rust-mini-projects on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/surojitfromindia/rust-mini-projects [INFO] finished tweaking git repo https://github.com/surojitfromindia/rust-mini-projects [INFO] tweaked toml for git repo https://github.com/surojitfromindia/rust-mini-projects written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/surojitfromindia/rust-mini-projects 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" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/31f448ac016394725fb4d534516ae73b945874ec2ff29a1b636f7da98cc4f814-init/diff: no space left on device [INFO] checking surojitfromindia/rust-mini-projects against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Frust-mini-projects" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] error: Unable to create '/workspace/builds/worker-0-tc2/source/.git/refs/remotes/origin/HEAD.lock': No such file or directory [INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD [INFO] checking surojitfromindia/rust-mini-projects against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Frust-mini-projects" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] error: unable to append to '/workspace/builds/worker-0-tc2/source/.git/logs/refs/remotes/origin/HEAD': No space left on device [INFO] [stderr] error: unable to write symref for refs/remotes/origin/HEAD: No space left on device [INFO] [stderr] fatal: unable to update refs/remotes/origin/HEAD [INFO] checking surojitfromindia/rust-mini-projects against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurojitfromindia%2Frust-mini-projects" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/surojitfromindia/rust-mini-projects on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/surojitfromindia/rust-mini-projects [INFO] finished tweaking git repo https://github.com/surojitfromindia/rust-mini-projects [INFO] tweaked toml for git repo https://github.com/surojitfromindia/rust-mini-projects written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/surojitfromindia/rust-mini-projects 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" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee80f8ca2a253ad14b57312004982404cf569b41e54ad5306fbd31f7c4b096f6 [INFO] running `Command { std: "docker" "start" "-a" "ee80f8ca2a253ad14b57312004982404cf569b41e54ad5306fbd31f7c4b096f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee80f8ca2a253ad14b57312004982404cf569b41e54ad5306fbd31f7c4b096f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee80f8ca2a253ad14b57312004982404cf569b41e54ad5306fbd31f7c4b096f6", kill_on_drop: false }` [INFO] [stdout] ee80f8ca2a253ad14b57312004982404cf569b41e54ad5306fbd31f7c4b096f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5efaec5ebcd8c0c30437602d338782b567fbe68885e54aac80173ad76cf368c [INFO] running `Command { std: "docker" "start" "-a" "b5efaec5ebcd8c0c30437602d338782b567fbe68885e54aac80173ad76cf368c", kill_on_drop: false }` [INFO] [stderr] Checking book_keeper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Book` [INFO] [stdout] --> src/main.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::book::{Book, BookState, LibBook, Library}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Read, Stdin, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Book` [INFO] [stdout] --> src/main.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::book::{Book, BookState, LibBook, Library}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Read, Stdin, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `author_id` is never read [INFO] [stdout] --> src/main.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut author_id = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `author_id` is never read [INFO] [stdout] --> src/book.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct LibBook { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 5 | pub author_id: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LibBook` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `list_of_books` is never used [INFO] [stdout] --> src/book.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Library { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn list_of_books(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/main.rs:44:37 [INFO] [stdout] | [INFO] [stdout] 44 | PromptInput::Action(T) => match T { [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `P` should have a snake case name [INFO] [stdout] --> src/main.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 163 | P => Ok(P), [INFO] [stdout] | ^ help: convert the identifier to snake case: `p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `author_id` is never read [INFO] [stdout] --> src/main.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut author_id = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `author_id` is never read [INFO] [stdout] --> src/book.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct LibBook { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 5 | pub author_id: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LibBook` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `list_of_books` is never used [INFO] [stdout] --> src/book.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Library { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn list_of_books(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `T` should have a snake case name [INFO] [stdout] --> src/main.rs:44:37 [INFO] [stdout] | [INFO] [stdout] 44 | PromptInput::Action(T) => match T { [INFO] [stdout] | ^ help: convert the identifier to snake case: `t` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `P` should have a snake case name [INFO] [stdout] --> src/main.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 163 | P => Ok(P), [INFO] [stdout] | ^ help: convert the identifier to snake case: `p` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "b5efaec5ebcd8c0c30437602d338782b567fbe68885e54aac80173ad76cf368c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5efaec5ebcd8c0c30437602d338782b567fbe68885e54aac80173ad76cf368c", kill_on_drop: false }` [INFO] [stdout] b5efaec5ebcd8c0c30437602d338782b567fbe68885e54aac80173ad76cf368c