[INFO] fetching crate cfgcomment 0.1.0...
[INFO] testing cfgcomment-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate cfgcomment 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cfgcomment 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfgcomment 0.1.0
[INFO] finished tweaking crates.io crate cfgcomment 0.1.0
[INFO] tweaked toml for crates.io crate cfgcomment 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cfgcomment 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3d9757cabfd585293bf7995653a837ffcf42556bfe564f02b2eadcfc3cc54e2
[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" "e3d9757cabfd585293bf7995653a837ffcf42556bfe564f02b2eadcfc3cc54e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3d9757cabfd585293bf7995653a837ffcf42556bfe564f02b2eadcfc3cc54e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3d9757cabfd585293bf7995653a837ffcf42556bfe564f02b2eadcfc3cc54e2", kill_on_drop: false }`
[INFO] [stdout] e3d9757cabfd585293bf7995653a837ffcf42556bfe564f02b2eadcfc3cc54e2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c3e71e9129ffd0eddfd4110e68a0b36917c35489fefe530f159670d6be65679
[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" "4c3e71e9129ffd0eddfd4110e68a0b36917c35489fefe530f159670d6be65679", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling peg v0.7.0
[INFO] [stderr]    Compiling cfgcomment-core v0.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling cfgcomment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, `BufWriter`, `HashMap`, `Write`, `cell::RefCell`, `fs::File`, `rc::Rc`, `sync::Arc`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     cell::RefCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 4 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 5 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     io::{BufRead, BufReader, BufWriter, Write},
[INFO] [stdout]   |          ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^
[INFO] [stdout] 7 |     path::PathBuf,
[INFO] [stdout] 8 |     rc::Rc,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 9 |     sync::Arc,
[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 37.02s
[INFO] running `Command { std: "docker" "inspect" "4c3e71e9129ffd0eddfd4110e68a0b36917c35489fefe530f159670d6be65679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3e71e9129ffd0eddfd4110e68a0b36917c35489fefe530f159670d6be65679", kill_on_drop: false }`
[INFO] [stdout] 4c3e71e9129ffd0eddfd4110e68a0b36917c35489fefe530f159670d6be65679
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e87fff8c7bb91666a747ac184ee77138a2960c8220c6e8fdf937a93980dbac8
[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" "5e87fff8c7bb91666a747ac184ee77138a2960c8220c6e8fdf937a93980dbac8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfgcomment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufRead`, `BufReader`, `BufWriter`, `HashMap`, `Write`, `cell::RefCell`, `fs::File`, `rc::Rc`, `sync::Arc`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     cell::RefCell,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 4 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 5 |     fs::File,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     io::{BufRead, BufReader, BufWriter, Write},
[INFO] [stdout]   |          ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^
[INFO] [stdout] 7 |     path::PathBuf,
[INFO] [stdout] 8 |     rc::Rc,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 9 |     sync::Arc,
[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 0.90s
[INFO] running `Command { std: "docker" "inspect" "5e87fff8c7bb91666a747ac184ee77138a2960c8220c6e8fdf937a93980dbac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e87fff8c7bb91666a747ac184ee77138a2960c8220c6e8fdf937a93980dbac8", kill_on_drop: false }`
[INFO] [stdout] 5e87fff8c7bb91666a747ac184ee77138a2960c8220c6e8fdf937a93980dbac8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", 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] b25ebd1086bada18cd9dbc95cc601f91709a0d47f79951b560806d8f9c173183
[INFO] running `Command { std: "docker" "start" "-a" "b25ebd1086bada18cd9dbc95cc601f91709a0d47f79951b560806d8f9c173183", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `BufRead`, `BufReader`, `BufWriter`, `HashMap`, `Write`, `cell::RefCell`, `fs::File`, `rc::Rc`, `sync::Arc`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     cell::RefCell,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 4 |     collections::{HashMap, HashSet},
[INFO] [stderr]   |                   ^^^^^^^
[INFO] [stderr] 5 |     fs::File,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 6 |     io::{BufRead, BufReader, BufWriter, Write},
[INFO] [stderr]   |          ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^
[INFO] [stderr] 7 |     path::PathBuf,
[INFO] [stderr] 8 |     rc::Rc,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 9 |     sync::Arc,
[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 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cfgcomment-2a88909159065a45)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b25ebd1086bada18cd9dbc95cc601f91709a0d47f79951b560806d8f9c173183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25ebd1086bada18cd9dbc95cc601f91709a0d47f79951b560806d8f9c173183", kill_on_drop: false }`
[INFO] [stdout] b25ebd1086bada18cd9dbc95cc601f91709a0d47f79951b560806d8f9c173183
