[INFO] cloning repository https://github.com/PRL-PRG/dejacode-downloader [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PRL-PRG/dejacode-downloader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fdejacode-downloader", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fdejacode-downloader'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 01e78792b5b7e3744beb2c922097c3d21cbabe14 [INFO] checking PRL-PRG/dejacode-downloader against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPRL-PRG%2Fdejacode-downloader" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PRL-PRG/dejacode-downloader on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PRL-PRG/dejacode-downloader [INFO] finished tweaking git repo https://github.com/PRL-PRG/dejacode-downloader [INFO] tweaked toml for git repo https://github.com/PRL-PRG/dejacode-downloader written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/PRL-PRG/dejacode-downloader already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-derive v0.3.2 [INFO] [stderr] Downloaded libssh2-sys v0.2.18 [INFO] [stderr] Downloaded curl v0.4.31 [INFO] [stderr] Downloaded libgit2-sys v0.12.7+1.0.0 [INFO] [stderr] Downloaded curl-sys v0.4.33+curl-7.71.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2afe94087a8c17387c49f6bbf69542023b3d50bbbdd898e40238957574fd5ebd [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" "2afe94087a8c17387c49f6bbf69542023b3d50bbbdd898e40238957574fd5ebd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2afe94087a8c17387c49f6bbf69542023b3d50bbbdd898e40238957574fd5ebd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2afe94087a8c17387c49f6bbf69542023b3d50bbbdd898e40238957574fd5ebd", kill_on_drop: false }` [INFO] [stdout] 2afe94087a8c17387c49f6bbf69542023b3d50bbbdd898e40238957574fd5ebd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59b0c6cb97483a1f89d71fa0f486883318ff75cedd726a1d5e843116cb340af6 [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" "59b0c6cb97483a1f89d71fa0f486883318ff75cedd726a1d5e843116cb340af6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling curl v0.4.31 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking flate2 v1.0.18 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking num-complex v0.3.0 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling libssh2-sys v0.2.18 [INFO] [stderr] Compiling curl-sys v0.4.33+curl-7.71.1 [INFO] [stderr] Compiling libgit2-sys v0.12.7+1.0.0 [INFO] [stderr] Checking num v0.3.0 [INFO] [stderr] Compiling num-derive v0.3.2 [INFO] [stderr] Checking git2 v0.13.6 [INFO] [stderr] Checking parasite v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::*` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `byteorder::*` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `updater::*` [INFO] [stdout] --> src/ecoop_artifact.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use updater::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `github::*` [INFO] [stdout] --> src/ecoop_artifact.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use github::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reporter::*` [INFO] [stdout] --> src/ecoop_artifact.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use reporter::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `task_update_repo::*` [INFO] [stdout] --> src/ecoop_artifact.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | use task_update_repo::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::db::Id` [INFO] [stdout] --> src/ecoop_artifact.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | use crate::db::Id; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::*` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `byteorder::*` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use byteorder::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `updater::*` [INFO] [stdout] --> src/ecoop_artifact.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use updater::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `github::*` [INFO] [stdout] --> src/ecoop_artifact.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use github::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reporter::*` [INFO] [stdout] --> src/ecoop_artifact.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | use reporter::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `task_update_repo::*` [INFO] [stdout] --> src/ecoop_artifact.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | use task_update_repo::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::db::Id` [INFO] [stdout] --> src/ecoop_artifact.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | use crate::db::Id; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/ecoop_artifact.rs:149:78 [INFO] [stdout] | [INFO] [stdout] 149 | ...tHeads = heads.iter().filter(|(name, sha)| commit_mapping.contains_key(sha)).map(|(name, sha)| [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/ecoop_artifact.rs:306:45 [INFO] [stdout] | [INFO] [stdout] 306 | hash_map::Entry::Vacant(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/ecoop_artifact.rs:707:81 [INFO] [stdout] | [INFO] [stdout] 707 | ...ci : CommitInfo, f : & mut File, id : CommitId, max_t : i64, path_langs : & HashMap ) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_t` [INFO] [stdout] --> src/ecoop_artifact.rs:707:96 [INFO] [stdout] | [INFO] [stdout] 707 | ... : & mut File, id : CommitId, max_t : i64, path_langs : & HashMap ) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/ecoop_artifact.rs:149:78 [INFO] [stdout] | [INFO] [stdout] 149 | ...tHeads = heads.iter().filter(|(name, sha)| commit_mapping.contains_key(sha)).map(|(name, sha)| [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/ecoop_artifact.rs:306:45 [INFO] [stdout] | [INFO] [stdout] 306 | hash_map::Entry::Vacant(e) => { } [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/ecoop_artifact.rs:707:81 [INFO] [stdout] | [INFO] [stdout] 707 | ...ci : CommitInfo, f : & mut File, id : CommitId, max_t : i64, path_langs : & HashMap ) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_t` [INFO] [stdout] --> src/ecoop_artifact.rs:707:96 [INFO] [stdout] | [INFO] [stdout] 707 | ... : & mut File, id : CommitId, max_t : i64, path_langs : & HashMap ) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Rx` [INFO] [stdout] --> src/reporter.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub type Rx = crossbeam_channel::Receiver; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TerminalReporter` [INFO] [stdout] --> src/reporter.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct TerminalReporter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `report` [INFO] [stdout] --> src/reporter.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn report(mut f : F) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `run_task` [INFO] [stdout] --> src/reporter.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn run_task Result<(), std::io::Error>>(& self, task : Task, mut f : F) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reporter` [INFO] [stdout] --> src/reporter.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | fn reporter(& self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `report_message` [INFO] [stdout] --> src/reporter.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn report_message(& self, task_name : & str, what : String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Rx` [INFO] [stdout] --> src/reporter.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub type Rx = crossbeam_channel::Receiver; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TerminalReporter` [INFO] [stdout] --> src/reporter.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct TerminalReporter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `report` [INFO] [stdout] --> src/reporter.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn report(mut f : F) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `run_task` [INFO] [stdout] --> src/reporter.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn run_task Result<(), std::io::Error>>(& self, task : Task, mut f : F) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reporter` [INFO] [stdout] --> src/reporter.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | fn reporter(& self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `report_message` [INFO] [stdout] --> src/reporter.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn report_message(& self, task_name : & str, what : String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 34s [INFO] running `Command { std: "docker" "inspect" "59b0c6cb97483a1f89d71fa0f486883318ff75cedd726a1d5e843116cb340af6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59b0c6cb97483a1f89d71fa0f486883318ff75cedd726a1d5e843116cb340af6", kill_on_drop: false }` [INFO] [stdout] 59b0c6cb97483a1f89d71fa0f486883318ff75cedd726a1d5e843116cb340af6