[INFO] cloning repository https://github.com/bes/large-file-finder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bes/large-file-finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbes%2Flarge-file-finder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbes%2Flarge-file-finder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f6c5d42740f51e169783507744921376c6a37075 [INFO] testing bes/large-file-finder against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbes%2Flarge-file-finder" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bes/large-file-finder on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bes/large-file-finder [INFO] finished tweaking git repo https://github.com/bes/large-file-finder [INFO] tweaked toml for git repo https://github.com/bes/large-file-finder written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/bes/large-file-finder already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b04546d9c50ddb712eae2eefc244e2b280e1185a2ca7eb42c8c8236988885410 [INFO] running `Command { std: "docker" "start" "-a" "b04546d9c50ddb712eae2eefc244e2b280e1185a2ca7eb42c8c8236988885410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b04546d9c50ddb712eae2eefc244e2b280e1185a2ca7eb42c8c8236988885410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b04546d9c50ddb712eae2eefc244e2b280e1185a2ca7eb42c8c8236988885410", kill_on_drop: false }` [INFO] [stdout] b04546d9c50ddb712eae2eefc244e2b280e1185a2ca7eb42c8c8236988885410 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ff50ee477870783d4d4aac43b9a99cedc17b6e06b84642f08e3c86b91f3c5571 [INFO] running `Command { std: "docker" "start" "-a" "ff50ee477870783d4d4aac43b9a99cedc17b6e06b84642f08e3c86b91f3c5571", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling lff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ordering` [INFO] [stdout] --> src/main.rs:10:21 [INFO] [stdout] | [INFO] [stdout] 10 | use std::cmp::{max, Ordering}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | Err(e) => panic!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:90:25 [INFO] [stdout] | [INFO] [stdout] 90 | Err(e) => panic!("No result"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:88:14 [INFO] [stdout] | [INFO] [stdout] 88 | |mut children, entry_result| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:163:17 [INFO] [stdout] | [INFO] [stdout] 163 | let mut fd = child.as_file_data(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.30s [INFO] running `Command { std: "docker" "inspect" "ff50ee477870783d4d4aac43b9a99cedc17b6e06b84642f08e3c86b91f3c5571", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff50ee477870783d4d4aac43b9a99cedc17b6e06b84642f08e3c86b91f3c5571", kill_on_drop: false }` [INFO] [stdout] ff50ee477870783d4d4aac43b9a99cedc17b6e06b84642f08e3c86b91f3c5571 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a39da8ebef08584235888d44112c366313473962dfe07b0e9924784ee73d005d [INFO] running `Command { std: "docker" "start" "-a" "a39da8ebef08584235888d44112c366313473962dfe07b0e9924784ee73d005d", kill_on_drop: false }` [INFO] [stderr] Compiling lff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ordering` [INFO] [stdout] --> src/main.rs:10:21 [INFO] [stdout] | [INFO] [stdout] 10 | use std::cmp::{max, Ordering}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | Err(e) => panic!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:90:25 [INFO] [stdout] | [INFO] [stdout] 90 | Err(e) => panic!("No result"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:88:14 [INFO] [stdout] | [INFO] [stdout] 88 | |mut children, entry_result| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:163:17 [INFO] [stdout] | [INFO] [stdout] 163 | let mut fd = child.as_file_data(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `Command { std: "docker" "inspect" "a39da8ebef08584235888d44112c366313473962dfe07b0e9924784ee73d005d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a39da8ebef08584235888d44112c366313473962dfe07b0e9924784ee73d005d", kill_on_drop: false }` [INFO] [stdout] a39da8ebef08584235888d44112c366313473962dfe07b0e9924784ee73d005d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 40ea85c89008a3deabf6b9bad151e4778b99febe47a38847660e9776c47beaeb [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" "40ea85c89008a3deabf6b9bad151e4778b99febe47a38847660e9776c47beaeb", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Ordering` [INFO] [stderr] --> src/main.rs:10:21 [INFO] [stderr] | [INFO] [stderr] 10 | use std::cmp::{max, Ordering}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:49:21 [INFO] [stderr] | [INFO] [stderr] 49 | Err(e) => panic!(), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:90:25 [INFO] [stderr] | [INFO] [stderr] 90 | Err(e) => panic!("No result"), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:88:14 [INFO] [stderr] | [INFO] [stderr] 88 | |mut children, entry_result| { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:163:17 [INFO] [stderr] | [INFO] [stderr] 163 | let mut fd = child.as_file_data(); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lff-15970e795ebaa9d7 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "40ea85c89008a3deabf6b9bad151e4778b99febe47a38847660e9776c47beaeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40ea85c89008a3deabf6b9bad151e4778b99febe47a38847660e9776c47beaeb", kill_on_drop: false }` [INFO] [stdout] 40ea85c89008a3deabf6b9bad151e4778b99febe47a38847660e9776c47beaeb