[INFO] fetching crate pledge 0.4.1...
[INFO] testing pledge-0.4.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pledge 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pledge 0.4.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pledge 0.4.1
[INFO] finished tweaking crates.io crate pledge 0.4.1
[INFO] tweaked toml for crates.io crate pledge 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da70da2996ddb838dac158c3779d2451326e4f7f23f77c09a2416d5047a7b30b
[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" "da70da2996ddb838dac158c3779d2451326e4f7f23f77c09a2416d5047a7b30b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da70da2996ddb838dac158c3779d2451326e4f7f23f77c09a2416d5047a7b30b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da70da2996ddb838dac158c3779d2451326e4f7f23f77c09a2416d5047a7b30b", kill_on_drop: false }`
[INFO] [stdout] da70da2996ddb838dac158c3779d2451326e4f7f23f77c09a2416d5047a7b30b
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 027b2ee04f3baa05b3b0e675740fc985293da6cd2f3cac51defed473e95bd609
[INFO] running `Command { std: "docker" "start" "-a" "027b2ee04f3baa05b3b0e675740fc985293da6cd2f3cac51defed473e95bd609", kill_on_drop: false }`
[INFO] [stderr]    Compiling pledge v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "027b2ee04f3baa05b3b0e675740fc985293da6cd2f3cac51defed473e95bd609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "027b2ee04f3baa05b3b0e675740fc985293da6cd2f3cac51defed473e95bd609", kill_on_drop: false }`
[INFO] [stdout] 027b2ee04f3baa05b3b0e675740fc985293da6cd2f3cac51defed473e95bd609
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 192f38144115bd6f34484b0e14b3674f8dadf202e90da61ac894d5c5d2a4d9ea
[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" "192f38144115bd6f34484b0e14b3674f8dadf202e90da61ac894d5c5d2a4d9ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling pledge v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `pledge`
[INFO] [stdout]    --> src/lib.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::{pledge, Promise, ToPromiseString};
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ToPromiseString`
[INFO] [stdout]    --> src/lib.rs:122:34
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::{pledge, Promise, ToPromiseString};
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "192f38144115bd6f34484b0e14b3674f8dadf202e90da61ac894d5c5d2a4d9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192f38144115bd6f34484b0e14b3674f8dadf202e90da61ac894d5c5d2a4d9ea", kill_on_drop: false }`
[INFO] [stdout] 192f38144115bd6f34484b0e14b3674f8dadf202e90da61ac894d5c5d2a4d9ea
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 0da83c6f8aa8cf14f1f9f527c3ebe01eca7fdae9372ab31fdf295eb15b7ed2d1
[INFO] running `Command { std: "docker" "start" "-a" "0da83c6f8aa8cf14f1f9f527c3ebe01eca7fdae9372ab31fdf295eb15b7ed2d1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `pledge`
[INFO] [stdout] running 2 tests
[INFO] [stderr]    --> src/lib.rs:122:17
[INFO] [stdout] test tests::test_pledge_unsupported ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::test_promise_str ... ok
[INFO] [stderr] 122 |     use super::{pledge, Promise, ToPromiseString};
[INFO] [stdout] 
[INFO] [stderr]     |                 ^^^^^^
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ToPromiseString`
[INFO] [stderr]    --> src/lib.rs:122:34
[INFO] [stderr]     |
[INFO] [stderr] 122 |     use super::{pledge, Promise, ToPromiseString};
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pledge-17795da185c9c113
[INFO] [stderr]    Doc-tests pledge
[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" "0da83c6f8aa8cf14f1f9f527c3ebe01eca7fdae9372ab31fdf295eb15b7ed2d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da83c6f8aa8cf14f1f9f527c3ebe01eca7fdae9372ab31fdf295eb15b7ed2d1", kill_on_drop: false }`
[INFO] [stdout] 0da83c6f8aa8cf14f1f9f527c3ebe01eca7fdae9372ab31fdf295eb15b7ed2d1