[INFO] fetching crate aver 0.1.5...
[INFO] testing aver-0.1.5 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate aver 0.1.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate aver 0.1.5
[INFO] finished tweaking crates.io crate aver 0.1.5
[INFO] tweaked toml for crates.io crate aver 0.1.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate aver 0.1.5 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad58b976ef94823ffb7a00268d97d29697b255ffa4345ab833153234d3abd834
[INFO] running `Command { std: "docker" "start" "-a" "ad58b976ef94823ffb7a00268d97d29697b255ffa4345ab833153234d3abd834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad58b976ef94823ffb7a00268d97d29697b255ffa4345ab833153234d3abd834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad58b976ef94823ffb7a00268d97d29697b255ffa4345ab833153234d3abd834", kill_on_drop: false }`
[INFO] [stdout] ad58b976ef94823ffb7a00268d97d29697b255ffa4345ab833153234d3abd834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 33ed18d93ce15453ac3755b8c742903d3a93c4006e549cf98cfce4019a3e5449
[INFO] running `Command { std: "docker" "start" "-a" "33ed18d93ce15453ac3755b8c742903d3a93c4006e549cf98cfce4019a3e5449", kill_on_drop: false }`
[INFO] [stderr]    Compiling aver v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "33ed18d93ce15453ac3755b8c742903d3a93c4006e549cf98cfce4019a3e5449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ed18d93ce15453ac3755b8c742903d3a93c4006e549cf98cfce4019a3e5449", kill_on_drop: false }`
[INFO] [stdout] 33ed18d93ce15453ac3755b8c742903d3a93c4006e549cf98cfce4019a3e5449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 981bebcaeac9c65bedf8defd6684b6a81368d425f724a252f1363548433212fb
[INFO] running `Command { std: "docker" "start" "-a" "981bebcaeac9c65bedf8defd6684b6a81368d425f724a252f1363548433212fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling aver v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_bounds)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   log_info!("this is a single arguement");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   log_info!("this is a single arguement");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   log_info!("these are ", "multiple ", "arguements");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   log_info!("these are ", "multiple ", "arguements");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   log_info!("does this have ", 3, " types? ", true);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   log_info!("does this have ", 3, " types? ", true);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   log_warn!("this is a warning that ", 3, " does not equal ", 4);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   log_warn!("this is a warning that ", 3, " does not equal ", 4);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_warn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   log_error!("this is an error!");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   log_error!("this is an error!");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   log_fatal!("this is an fatal!");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_fatal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   log_fatal!("this is an fatal!");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_fatal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   log_error!("this should not print");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   log_error!("this should not print");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 49 |   log_trace!("this is a trace");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:49:3
[INFO] [stdout]    |
[INFO] [stdout] 49 |   log_trace!("this is a trace");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_trace` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 50 |   log_debug!("this is a debug");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found metavariable
[INFO] [stdout]   --> tests/general.rs:50:3
[INFO] [stdout]    |
[INFO] [stdout] 50 |   log_debug!("this is a debug");
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected identifier, found metavariable
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/lib.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 |   ($arg:expr) => {
[INFO] [stdout]    |    --------- while parsing argument for this `expr` macro fragment
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `log_debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aver` (test "general") due to 18 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "981bebcaeac9c65bedf8defd6684b6a81368d425f724a252f1363548433212fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981bebcaeac9c65bedf8defd6684b6a81368d425f724a252f1363548433212fb", kill_on_drop: false }`
[INFO] [stdout] 981bebcaeac9c65bedf8defd6684b6a81368d425f724a252f1363548433212fb