[INFO] updating cached repository mneumann/graph-annealing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mneumann/graph-annealing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mneumann/graph-annealing" "work/ex/beta-1.38-1/sources/1.37.0/gh/mneumann/graph-annealing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mneumann/graph-annealing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mneumann/graph-annealing" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mneumann/graph-annealing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mneumann/graph-annealing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ea6733305f6ce074c0a7986c57dd1756ce4ee780
[INFO] sha for GitHub repo mneumann/graph-annealing: ea6733305f6ce074c0a7986c57dd1756ce4ee780
[INFO] validating manifest of mneumann/graph-annealing on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mneumann/graph-annealing on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mneumann/graph-annealing
[INFO] finished frobbing mneumann/graph-annealing
[INFO] frobbed toml for mneumann/graph-annealing written to work/ex/beta-1.38-1/sources/1.37.0/gh/mneumann/graph-annealing/Cargo.toml
[INFO] started frobbing mneumann/graph-annealing
[INFO] finished frobbing mneumann/graph-annealing
[INFO] frobbed toml for mneumann/graph-annealing written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mneumann/graph-annealing/Cargo.toml
[INFO] crate mneumann/graph-annealing already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mneumann/graph-annealing/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/artificial-genome-rs`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/evo-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/expression-closed01-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/graph-edge-evolution.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/graph-layout-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/matplotlib-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/nsga2-rs`
[INFO] [stderr]     Updating git repository `https://github.com/codahale/pcg.git`
[INFO] [stderr]     Updating git repository `https://github.com/dgrunwald/rust-cpython.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/artificial-genome-rs`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/evo-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/expression-closed01-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/graph-edge-evolution.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/graph-layout-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/matplotlib-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/mneumann/nsga2-rs`
[INFO] [stderr]     Updating git repository `https://github.com/codahale/pcg.git`
[INFO] [stderr]     Updating git repository `https://github.com/dgrunwald/rust-cpython.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mneumann/graph-annealing against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mneumann/graph-annealing:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 14974dad14b4bf28602a13a13b58749454d17d5329f5922cb88bf2900d587856
[INFO] running `"docker" "start" "-a" "14974dad14b4bf28602a13a13b58749454d17d5329f5922cb88bf2900d587856"`
[INFO] [stderr]    Compiling cpython v0.3.0 (https://github.com/dgrunwald/rust-cpython.git#c7224ad2)
[INFO] [stderr]    Compiling crossbeam v0.1.6
[INFO] [stderr]    Compiling turtle-graphics v0.1.2
[INFO] [stderr]    Compiling asexp v0.2.0
[INFO] [stderr]    Compiling non-dominated-sort v0.2.0
[INFO] [stderr]    Compiling graph-edge-evolution v0.1.0 (https://github.com/mneumann/graph-edge-evolution.git#21b20bc6)
[INFO] [stderr]    Compiling graph-layout v0.0.1 (https://github.com/mneumann/graph-layout-rs.git#8261dcfb)
[INFO] [stderr]    Compiling expression v0.3.4
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/asexp-0.2.0/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(str_char)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/graph-edge-evolution-5d7d15f0b3cf3c60/21b20bc/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(augmented_assignments)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/graph-edge-evolution-5d7d15f0b3cf3c60/21b20bc/src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(op_assign_traits)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `slice_shift_char` found for type `&str` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/asexp-0.2.0/src/atom.rs:109:13
[INFO] [stderr]     |
[INFO] [stderr] 109 |     match s.slice_shift_char() {
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-0.1.6/src/sync/seg_queue.rs:34:29
[INFO] [stderr]    |
[INFO] [stderr] 34 |             ready: unsafe { mem::transmute([0usize; SEG_SIZE]) },
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: source type: `[usize; 32]` (2048 bits)
[INFO] [stderr]    = note: target type: `[std::sync::atomic::AtomicBool; 32]` (256 bits)
[INFO] [stderr] 
[INFO] [stderr]    Compiling munkres v0.1.0
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0512`.
[INFO] [stderr] error: Could not compile `crossbeam`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `slice_shift_char` found for type `&'a str` in the current scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/asexp-0.2.0/src/token.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |     match s.slice_shift_char() {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `slice_shift_char` found for type `&str` in the current scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/asexp-0.2.0/src/token.rs:82:36
[INFO] [stderr]    |
[INFO] [stderr] 82 |                         match rest.slice_shift_char() {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error[E0599]: no method named `slice_shift_char` found for type `&str` in the current scope
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/asexp-0.2.0/src/token.rs:97:52
[INFO] [stderr]    |
[INFO] [stderr] 97 |                                         match rest.slice_shift_char() {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `graph-edge-evolution`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `slice_shift_char` found for type `&str` in the current scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/asexp-0.2.0/src/token.rs:137:30
[INFO] [stderr]     |
[INFO] [stderr] 137 |                     match s2.slice_shift_char() {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `asexp`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/munkres-0.1.0/src/lib.rs:584:3
[INFO] [stderr]     |
[INFO] [stderr] 584 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/munkres-0.1.0/src/lib.rs:589:3
[INFO] [stderr]     |
[INFO] [stderr] 589 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/munkres-0.1.0/src/lib.rs:594:3
[INFO] [stderr]     |
[INFO] [stderr] 594 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::num::Zero`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/munkres-0.1.0/src/lib.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::num::Zero;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^ no `Zero` in `num`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/munkres-0.1.0/src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(zero_one)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `munkres`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "14974dad14b4bf28602a13a13b58749454d17d5329f5922cb88bf2900d587856"`
[INFO] running `"docker" "rm" "-f" "14974dad14b4bf28602a13a13b58749454d17d5329f5922cb88bf2900d587856"`
[INFO] [stdout] 14974dad14b4bf28602a13a13b58749454d17d5329f5922cb88bf2900d587856