[INFO] fetching crate fast_fmt 0.1.3...
[INFO] testing fast_fmt-0.1.3 against 1.47.0 for beta-1.48-1
[INFO] extracting crate fast_fmt 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fast_fmt 0.1.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast_fmt 0.1.3
[INFO] finished tweaking crates.io crate fast_fmt 0.1.3
[INFO] tweaked toml for crates.io crate fast_fmt 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c51c22b2a4766fec041343f0f7af6de5bdf4994126b939d4ecada91efa4a6aeb
[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" "c51c22b2a4766fec041343f0f7af6de5bdf4994126b939d4ecada91efa4a6aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c51c22b2a4766fec041343f0f7af6de5bdf4994126b939d4ecada91efa4a6aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51c22b2a4766fec041343f0f7af6de5bdf4994126b939d4ecada91efa4a6aeb", kill_on_drop: false }`
[INFO] [stdout] c51c22b2a4766fec041343f0f7af6de5bdf4994126b939d4ecada91efa4a6aeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7ae25d570daad31a8582fe6e62ea49f5bd757f28b954653452f987d170dc7fe
[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" "c7ae25d570daad31a8582fe6e62ea49f5bd757f28b954653452f987d170dc7fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling numtoa v0.0.7
[INFO] [stderr]    Compiling fast_fmt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "c7ae25d570daad31a8582fe6e62ea49f5bd757f28b954653452f987d170dc7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ae25d570daad31a8582fe6e62ea49f5bd757f28b954653452f987d170dc7fe", kill_on_drop: false }`
[INFO] [stdout] c7ae25d570daad31a8582fe6e62ea49f5bd757f28b954653452f987d170dc7fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] cae96dbd66cf0ccc3a0265999545776a7351d1ff60a3323b785d74b78eaaf376
[INFO] running `Command { std: "docker" "start" "-a" "cae96dbd66cf0ccc3a0265999545776a7351d1ff60a3323b785d74b78eaaf376", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fast_fmt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/int_impls.rs:22:56
[INFO] [stdout]    |
[INFO] [stdout] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | / impls! {
[INFO] [stdout] 43 | |     (i8, 4),
[INFO] [stdout] 44 | |     (i16, 6),
[INFO] [stdout] 45 | |     (i32, 11),
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     (u64, 20),
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "cae96dbd66cf0ccc3a0265999545776a7351d1ff60a3323b785d74b78eaaf376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae96dbd66cf0ccc3a0265999545776a7351d1ff60a3323b785d74b78eaaf376", kill_on_drop: false }`
[INFO] [stdout] cae96dbd66cf0ccc3a0265999545776a7351d1ff60a3323b785d74b78eaaf376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d83f2408df9eefe32b3fa2873b64a65d26ff80ee4e5a7fe26b85d5c4767f49ac
[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" "d83f2408df9eefe32b3fa2873b64a65d26ff80ee4e5a7fe26b85d5c4767f49ac", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/int_impls.rs:22:56
[INFO] [stderr]    |
[INFO] [stderr] 22 |                           let mut buffer: [u8; $N + 1] = mem::uninitialized();
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 | / impls! {
[INFO] [stderr] 43 | |     (i8, 4),
[INFO] [stderr] 44 | |     (i16, 6),
[INFO] [stderr] 45 | |     (i32, 11),
[INFO] [stderr] ...  |
[INFO] [stderr] 50 | |     (u64, 20),
[INFO] [stderr] 51 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fast_fmt-e2bcbd648f2b9e1c
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::chain ... ok
[INFO] [stdout] test tests::slice_write ... ok
[INFO] [stdout] test tests::buffer_overflow ... ok
[INFO] [stdout] test tests::str_fmt ... ok
[INFO] [stdout] test tests::transform ... ok
[INFO] [stderr]    Doc-tests fast_fmt
[INFO] [stdout] test tests::instantiated_fmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 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" "d83f2408df9eefe32b3fa2873b64a65d26ff80ee4e5a7fe26b85d5c4767f49ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83f2408df9eefe32b3fa2873b64a65d26ff80ee4e5a7fe26b85d5c4767f49ac", kill_on_drop: false }`
[INFO] [stdout] d83f2408df9eefe32b3fa2873b64a65d26ff80ee4e5a7fe26b85d5c4767f49ac
