[INFO] fetching crate nitro_fs 0.1.1...
[INFO] testing nitro_fs-0.1.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate nitro_fs 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nitro_fs 0.1.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nitro_fs 0.1.1
[INFO] finished tweaking crates.io crate nitro_fs 0.1.1
[INFO] tweaked toml for crates.io crate nitro_fs 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 3eb3b778920ef1cf9b316b4ff283201903a6bcc73207c3f87c8ad5792f077152
[INFO] running `Command { std: "docker" "start" "-a" "3eb3b778920ef1cf9b316b4ff283201903a6bcc73207c3f87c8ad5792f077152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb3b778920ef1cf9b316b4ff283201903a6bcc73207c3f87c8ad5792f077152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb3b778920ef1cf9b316b4ff283201903a6bcc73207c3f87c8ad5792f077152", kill_on_drop: false }`
[INFO] [stdout] 3eb3b778920ef1cf9b316b4ff283201903a6bcc73207c3f87c8ad5792f077152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b02bd345ec0f80d47ba85e0559154e4ba131385b80d4e2979f9405423268ce79
[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" "b02bd345ec0f80d47ba85e0559154e4ba131385b80d4e2979f9405423268ce79", kill_on_drop: false }`
[INFO] [stderr]    Compiling nitro_fs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/fat.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use failure::{bail, ensure, Fail, Error};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "b02bd345ec0f80d47ba85e0559154e4ba131385b80d4e2979f9405423268ce79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02bd345ec0f80d47ba85e0559154e4ba131385b80d4e2979f9405423268ce79", kill_on_drop: false }`
[INFO] [stdout] b02bd345ec0f80d47ba85e0559154e4ba131385b80d4e2979f9405423268ce79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6de54e3c5e5e202e1598b6a42fd5ea732c5ccf1d10c019b5763084e99a3f5470
[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" "6de54e3c5e5e202e1598b6a42fd5ea732c5ccf1d10c019b5763084e99a3f5470", kill_on_drop: false }`
[INFO] [stderr]    Compiling nitro_fs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/fat.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use failure::{bail, ensure, Fail, Error};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/fat.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use failure::{bail, ensure, Fail, Error};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "6de54e3c5e5e202e1598b6a42fd5ea732c5ccf1d10c019b5763084e99a3f5470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de54e3c5e5e202e1598b6a42fd5ea732c5ccf1d10c019b5763084e99a3f5470", kill_on_drop: false }`
[INFO] [stdout] 6de54e3c5e5e202e1598b6a42fd5ea732c5ccf1d10c019b5763084e99a3f5470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a5fc4ed1133aad88220d7b04d8796b432e1eb77873378231f648e9786027cc3
[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" "5a5fc4ed1133aad88220d7b04d8796b432e1eb77873378231f648e9786027cc3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `bail`
[INFO] [stderr]  --> src/fat.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use failure::{bail, ensure, Fail, Error};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bail`
[INFO] [stderr]  --> src/fat.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use failure::{bail, ensure, Fail, Error};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nitro_fs-b00c3414c6bb4b96
[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] [stderr]    Doc-tests nitro_fs
[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" "5a5fc4ed1133aad88220d7b04d8796b432e1eb77873378231f648e9786027cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5fc4ed1133aad88220d7b04d8796b432e1eb77873378231f648e9786027cc3", kill_on_drop: false }`
[INFO] [stdout] 5a5fc4ed1133aad88220d7b04d8796b432e1eb77873378231f648e9786027cc3
