[INFO] fetching crate read_token 1.0.0...
[INFO] testing read_token-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate read_token 1.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate read_token 1.0.0 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 read_token 1.0.0
[INFO] finished tweaking crates.io crate read_token 1.0.0
[INFO] tweaked toml for crates.io crate read_token 1.0.0 written to /workspace/builds/worker-5/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded range v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b3686d5003dda0409d5cdb008cdaa1db9e81d5a40b95ef200fc25d4c1428f64
[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" "5b3686d5003dda0409d5cdb008cdaa1db9e81d5a40b95ef200fc25d4c1428f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b3686d5003dda0409d5cdb008cdaa1db9e81d5a40b95ef200fc25d4c1428f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3686d5003dda0409d5cdb008cdaa1db9e81d5a40b95ef200fc25d4c1428f64", kill_on_drop: false }`
[INFO] [stdout] 5b3686d5003dda0409d5cdb008cdaa1db9e81d5a40b95ef200fc25d4c1428f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8017d78f94d9a80ae456f724ea4b4f7abc7abdeb1fa96ec196df7b2d30a958cf
[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" "8017d78f94d9a80ae456f724ea4b4f7abc7abdeb1fa96ec196df7b2d30a958cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling range v1.0.0
[INFO] [stderr]    Compiling read_token v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "8017d78f94d9a80ae456f724ea4b4f7abc7abdeb1fa96ec196df7b2d30a958cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8017d78f94d9a80ae456f724ea4b4f7abc7abdeb1fa96ec196df7b2d30a958cf", kill_on_drop: false }`
[INFO] [stdout] 8017d78f94d9a80ae456f724ea4b4f7abc7abdeb1fa96ec196df7b2d30a958cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8ffc42126da0a1f1c09363841091b282c7a8ec89e1f1b0e072ad91c35b2c7f1
[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" "b8ffc42126da0a1f1c09363841091b282c7a8ec89e1f1b0e072ad91c35b2c7f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling read_token v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "b8ffc42126da0a1f1c09363841091b282c7a8ec89e1f1b0e072ad91c35b2c7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ffc42126da0a1f1c09363841091b282c7a8ec89e1f1b0e072ad91c35b2c7f1", kill_on_drop: false }`
[INFO] [stdout] b8ffc42126da0a1f1c09363841091b282c7a8ec89e1f1b0e072ad91c35b2c7f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c2d7bae37b018a41b152afb72a1b568d520c8030b5f82367a65617f205e7688
[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" "4c2d7bae37b018a41b152afb72a1b568d520c8030b5f82367a65617f205e7688", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/read_token-46ea8bfe58a04b3a
[INFO] [stdout] test tests::test_number ... ok
[INFO] [stdout] test tests::test_until_any ... ok
[INFO] [stdout] test tests::test_until_any_or_whitespace ... ok
[INFO] [stdout] test tests::test_token ... ok
[INFO] [stdout] test tests::test_whitespace ... ok
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stdout] test tests::test_underscore_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests read_token
[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" "4c2d7bae37b018a41b152afb72a1b568d520c8030b5f82367a65617f205e7688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c2d7bae37b018a41b152afb72a1b568d520c8030b5f82367a65617f205e7688", kill_on_drop: false }`
[INFO] [stdout] 4c2d7bae37b018a41b152afb72a1b568d520c8030b5f82367a65617f205e7688