[INFO] cloning repository https://github.com/mdsherry/ministat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdsherry/ministat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdsherry%2Fministat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdsherry%2Fministat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8900b6f6c5a407a9e7f045c2faa830a3c61b382
[INFO] testing mdsherry/ministat against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdsherry%2Fministat" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdsherry/ministat on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mdsherry/ministat
[INFO] finished tweaking git repo https://github.com/mdsherry/ministat
[INFO] tweaked toml for git repo https://github.com/mdsherry/ministat written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mdsherry/ministat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 4ff6ef5240402855494fb00cdaeb2a0797a2f2ba9ec327077b45a48b17a06618
[INFO] running `Command { std: "docker" "start" "-a" "4ff6ef5240402855494fb00cdaeb2a0797a2f2ba9ec327077b45a48b17a06618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ff6ef5240402855494fb00cdaeb2a0797a2f2ba9ec327077b45a48b17a06618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff6ef5240402855494fb00cdaeb2a0797a2f2ba9ec327077b45a48b17a06618", kill_on_drop: false }`
[INFO] [stdout] 4ff6ef5240402855494fb00cdaeb2a0797a2f2ba9ec327077b45a48b17a06618
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3278d486c2cd88dc4c629aa3b72ac2211a80d2d336462fd886a3813447c62e66
[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" "3278d486c2cd88dc4c629aa3b72ac2211a80d2d336462fd886a3813447c62e66", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling terminal_size v0.1.7
[INFO] [stderr]    Compiling noisy_float v0.1.4
[INFO] [stderr]    Compiling kahan v0.1.0
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling structopt v0.1.6
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling ministat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BufReader` is imported redundantly
[INFO] [stdout]   --> src/data.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::io::{BufReader, BufRead};
[INFO] [stdout]    |               --------- the item `BufReader` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 53 |     use std::io::BufReader;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/stats.rs:72:35
[INFO] [stdout]    |
[INFO] [stdout] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/stats.rs:72:59
[INFO] [stdout]    |
[INFO] [stdout] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.42s
[INFO] running `Command { std: "docker" "inspect" "3278d486c2cd88dc4c629aa3b72ac2211a80d2d336462fd886a3813447c62e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3278d486c2cd88dc4c629aa3b72ac2211a80d2d336462fd886a3813447c62e66", kill_on_drop: false }`
[INFO] [stdout] 3278d486c2cd88dc4c629aa3b72ac2211a80d2d336462fd886a3813447c62e66
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebc5bc9e2e71f220f0217bf38afe6f14370e4777c97352943cc6d360e14317a8
[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" "ebc5bc9e2e71f220f0217bf38afe6f14370e4777c97352943cc6d360e14317a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ministat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BufReader` is imported redundantly
[INFO] [stdout]   --> src/data.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::io::{BufReader, BufRead};
[INFO] [stdout]    |               --------- the item `BufReader` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 53 |     use std::io::BufReader;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/stats.rs:72:35
[INFO] [stdout]    |
[INFO] [stdout] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/stats.rs:72:59
[INFO] [stdout]    |
[INFO] [stdout] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "ebc5bc9e2e71f220f0217bf38afe6f14370e4777c97352943cc6d360e14317a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc5bc9e2e71f220f0217bf38afe6f14370e4777c97352943cc6d360e14317a8", kill_on_drop: false }`
[INFO] [stdout] ebc5bc9e2e71f220f0217bf38afe6f14370e4777c97352943cc6d360e14317a8
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] b98bd65f5d8fd3335f4e3453ed0911cebf9c4259e59a6cedd862e9e818d4853e
[INFO] running `Command { std: "docker" "start" "-a" "b98bd65f5d8fd3335f4e3453ed0911cebf9c4259e59a6cedd862e9e818d4853e", kill_on_drop: false }`
[INFO] [stderr] warning: the item `BufReader` is imported redundantly
[INFO] [stderr]   --> src/data.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::io::{BufReader, BufRead};
[INFO] [stderr]    |               --------- the item `BufReader` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 53 |     use std::io::BufReader;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]   --> src/stats.rs:72:35
[INFO] [stderr]    |
[INFO] [stderr] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]   --> src/stats.rs:72:59
[INFO] [stderr]    |
[INFO] [stderr] 72 |         |x| format!("{:13.6}", x).trim_right_matches('0').trim_right_matches('.').to_string();
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ministat-458fdd1cf0f59e7b)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b98bd65f5d8fd3335f4e3453ed0911cebf9c4259e59a6cedd862e9e818d4853e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98bd65f5d8fd3335f4e3453ed0911cebf9c4259e59a6cedd862e9e818d4853e", kill_on_drop: false }`
[INFO] [stdout] b98bd65f5d8fd3335f4e3453ed0911cebf9c4259e59a6cedd862e9e818d4853e