[INFO] fetching crate cgc-single-threaded 0.1.1...
[INFO] testing cgc-single-threaded-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cgc-single-threaded 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cgc-single-threaded 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cgc-single-threaded 0.1.1
[INFO] finished tweaking crates.io crate cgc-single-threaded 0.1.1
[INFO] tweaked toml for crates.io crate cgc-single-threaded 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cgc-single-threaded 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] c75955adc619d16f2e26680034af2b85000325942596a83001b72d5bc362aa1b
[INFO] running `Command { std: "docker" "start" "-a" "c75955adc619d16f2e26680034af2b85000325942596a83001b72d5bc362aa1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c75955adc619d16f2e26680034af2b85000325942596a83001b72d5bc362aa1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75955adc619d16f2e26680034af2b85000325942596a83001b72d5bc362aa1b", kill_on_drop: false }`
[INFO] [stdout] c75955adc619d16f2e26680034af2b85000325942596a83001b72d5bc362aa1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae65f5a00f1de5422835105a84182e6f604edca3cc7c292b3a9b8fc7e9eab712
[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" "ae65f5a00f1de5422835105a84182e6f604edca3cc7c292b3a9b8fc7e9eab712", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling colored v1.9.2
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling simple_logger v1.6.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling time v0.2.3
[INFO] [stderr]    Compiling cgc-single-threaded v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::hash::*`
[INFO] [stdout]    --> src/mem.rs:799:5
[INFO] [stdout]     |
[INFO] [stdout] 799 | use std::hash::*;
[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 23.63s
[INFO] running `Command { std: "docker" "inspect" "ae65f5a00f1de5422835105a84182e6f604edca3cc7c292b3a9b8fc7e9eab712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae65f5a00f1de5422835105a84182e6f604edca3cc7c292b3a9b8fc7e9eab712", kill_on_drop: false }`
[INFO] [stdout] ae65f5a00f1de5422835105a84182e6f604edca3cc7c292b3a9b8fc7e9eab712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] a9250e2b13ccbeb82d7ef8632d2883cab26d054d62d3fee8e44cc5a90b7da0f9
[INFO] running `Command { std: "docker" "start" "-a" "a9250e2b13ccbeb82d7ef8632d2883cab26d054d62d3fee8e44cc5a90b7da0f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cgc-single-threaded v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::hash::*`
[INFO] [stdout]    --> src/mem.rs:799:5
[INFO] [stdout]     |
[INFO] [stdout] 799 | use std::hash::*;
[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: `std::hash::*`
[INFO] [stdout]    --> src/mem.rs:799:5
[INFO] [stdout]     |
[INFO] [stdout] 799 | use std::hash::*;
[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 1.62s
[INFO] running `Command { std: "docker" "inspect" "a9250e2b13ccbeb82d7ef8632d2883cab26d054d62d3fee8e44cc5a90b7da0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9250e2b13ccbeb82d7ef8632d2883cab26d054d62d3fee8e44cc5a90b7da0f9", kill_on_drop: false }`
[INFO] [stdout] a9250e2b13ccbeb82d7ef8632d2883cab26d054d62d3fee8e44cc5a90b7da0f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e24ae444ffc990acd30301386321c45724b14c3beb390cae983b848eaa3c1a0f
[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" "e24ae444ffc990acd30301386321c45724b14c3beb390cae983b848eaa3c1a0f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test mem::tests::test_fits_u8 ... ok
[INFO] [stderr] warning: unused import: `std::hash::*`
[INFO] [stderr]    --> src/mem.rs:799:5
[INFO] [stderr]     |
[INFO] [stderr] 799 | use std::hash::*;
[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: `std::hash::*`
[INFO] [stderr]    --> src/mem.rs:799:5
[INFO] [stderr]     |
[INFO] [stderr] 799 | use std::hash::*;
[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 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cgc_single_threaded-9f8efce6c6a975ab
[INFO] [stdout] test mem::test_log2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cgc_single_threaded-49e7d906e06d7582
[INFO] [stdout] test mem::tests::test_fits_i32 ... ok
[INFO] [stdout] test mem::test_is_page_aligned ... ok
[INFO] [stdout] test mem::test_page_align ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cgc-single-threaded
[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] [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" "e24ae444ffc990acd30301386321c45724b14c3beb390cae983b848eaa3c1a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e24ae444ffc990acd30301386321c45724b14c3beb390cae983b848eaa3c1a0f", kill_on_drop: false }`
[INFO] [stdout] e24ae444ffc990acd30301386321c45724b14c3beb390cae983b848eaa3c1a0f