[INFO] cloning repository https://github.com/teddy-otieno/Download-Manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/teddy-otieno/Download-Manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteddy-otieno%2FDownload-Manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteddy-otieno%2FDownload-Manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa5a2ceb35f0d6c2fef6596054f22b40ccad502a
[INFO] checking teddy-otieno/Download-Manager against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteddy-otieno%2FDownload-Manager" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/teddy-otieno/Download-Manager on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/teddy-otieno/Download-Manager
[INFO] finished tweaking git repo https://github.com/teddy-otieno/Download-Manager
[INFO] tweaked toml for git repo https://github.com/teddy-otieno/Download-Manager written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/teddy-otieno/Download-Manager already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 087d8d04a9f1286ca69a2f6ff29699d32e84f3d4e3c58777f64d992c37044e48
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "087d8d04a9f1286ca69a2f6ff29699d32e84f3d4e3c58777f64d992c37044e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "087d8d04a9f1286ca69a2f6ff29699d32e84f3d4e3c58777f64d992c37044e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087d8d04a9f1286ca69a2f6ff29699d32e84f3d4e3c58777f64d992c37044e48", kill_on_drop: false }`
[INFO] [stdout] 087d8d04a9f1286ca69a2f6ff29699d32e84f3d4e3c58777f64d992c37044e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d429c19708cf9b35340ff7bbd0422d6c37c8776b2d6eb6692947dc71a2a5eb1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d429c19708cf9b35340ff7bbd0422d6c37c8776b2d6eb6692947dc71a2a5eb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking download_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Rc`
[INFO] [stdout]  --> src/scheduler.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::i32`
[INFO] [stdout]  --> src/scheduler.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::i32;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryFrom`
[INFO] [stdout]  --> src/scheduler.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::{From, TryFrom};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Builder`
[INFO] [stdout]  --> src/scheduler.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | use threadpool::{ThreadPool, Builder};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::download_handler::DownloadHandle`
[INFO] [stdout]   --> src/scheduler.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::download_handler::DownloadHandle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/download_handler.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufReader, SeekFrom};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/download_handler.rs:143:11
[INFO] [stdout]     |
[INFO] [stdout] 143 |         if(entry_count == 0) {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/download_handler.rs:151:49
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let new_table_entries_buffer: Vec<u8> = (vec![0; entry_count as usize]);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rc`
[INFO] [stdout]  --> src/scheduler.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::i32`
[INFO] [stdout]  --> src/scheduler.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::i32;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryFrom`
[INFO] [stdout]  --> src/scheduler.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::{From, TryFrom};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Builder`
[INFO] [stdout]  --> src/scheduler.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | use threadpool::{ThreadPool, Builder};
[INFO] [stdout]   |                              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::download_handler::DownloadHandle`
[INFO] [stdout]   --> src/scheduler.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::download_handler::DownloadHandle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/download_handler.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufReader, SeekFrom};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/download_handler.rs:143:11
[INFO] [stdout]     |
[INFO] [stdout] 143 |         if(entry_count == 0) {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/download_handler.rs:151:49
[INFO] [stdout]     |
[INFO] [stdout] 151 |         let new_table_entries_buffer: Vec<u8> = (vec![0; entry_count as usize]);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/download_handler.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |     use std::fs::File;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::OpenOptions`
[INFO] [stdout]    --> src/download_handler.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |     use std::fs::OpenOptions;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add_entry` found for struct `DbTable` in the current scope
[INFO] [stdout]    --> src/download_handler.rs:209:32
[INFO] [stdout]     |
[INFO] [stdout] 64  | struct DbTable<'a>{
[INFO] [stdout]     | ------------------ method `add_entry` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 209 |         self.file_system_table.add_entry(&download);
[INFO] [stdout]     |                                ^^^^^^^^^ method not found in `DbTable<'a>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `download_manager` due to 2 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `add_entry` found for struct `DbTable` in the current scope
[INFO] [stdout]    --> src/download_handler.rs:209:32
[INFO] [stdout]     |
[INFO] [stdout] 64  | struct DbTable<'a>{
[INFO] [stdout]     | ------------------ method `add_entry` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 209 |         self.file_system_table.add_entry(&download);
[INFO] [stdout]     |                                ^^^^^^^^^ method not found in `DbTable<'a>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d429c19708cf9b35340ff7bbd0422d6c37c8776b2d6eb6692947dc71a2a5eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d429c19708cf9b35340ff7bbd0422d6c37c8776b2d6eb6692947dc71a2a5eb1", kill_on_drop: false }`
[INFO] [stdout] 6d429c19708cf9b35340ff7bbd0422d6c37c8776b2d6eb6692947dc71a2a5eb1