[INFO] crate tvm 0.1.0 is already in cache
[INFO] extracting crate tvm 0.1.0 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/tvm/0.1.0
[INFO] extracting crate tvm 0.1.0 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/tvm/0.1.0
[INFO] validating manifest of tvm-0.1.0 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tvm-0.1.0 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tvm-0.1.0
[INFO] finished frobbing tvm-0.1.0
[INFO] frobbed toml for tvm-0.1.0 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/tvm/0.1.0/Cargo.toml
[INFO] started frobbing tvm-0.1.0
[INFO] finished frobbing tvm-0.1.0
[INFO] frobbed toml for tvm-0.1.0 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/tvm/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tvm-0.1.0 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/tvm/0.1.0:/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=forbid" "-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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] acff24f0314bd45cf8d8d3897244b7d189af7b1b3388b8ad68e2c86bce7c0b8c
[INFO] running `"docker" "start" "-a" "acff24f0314bd45cf8d8d3897244b7d189af7b1b3388b8ad68e2c86bce7c0b8c"`
[INFO] [stderr]     Checking bounded-spsc-queue v0.4.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking ndarray v0.11.2
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking tvm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / error_chain! {
[INFO] [stderr] 11 | |   errors {
[INFO] [stderr] 12 | |     TryFromTVMRetValueError(expected: String, actual: i64) {
[INFO] [stderr] 13 | |       description("mismatched types while downcasting TVMRetValue")
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |   }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / error_chain! {
[INFO] [stderr] 11 | |   errors {
[INFO] [stderr] 12 | |     TryFromTVMRetValueError(expected: String, actual: i64) {
[INFO] [stderr] 13 | |       description("mismatched types while downcasting TVMRetValue")
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |   }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / error_chain! {
[INFO] [stderr] 11 | |   errors {
[INFO] [stderr] 12 | |     TryFromTVMRetValueError(expected: String, actual: i64) {
[INFO] [stderr] 13 | |       description("mismatched types while downcasting TVMRetValue")
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |   }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | / error_chain! {
[INFO] [stderr] 11 | |   errors {
[INFO] [stderr] 12 | |     TryFromTVMRetValueError(expected: String, actual: i64) {
[INFO] [stderr] 13 | |       description("mismatched types while downcasting TVMRetValue")
[INFO] [stderr] ...  |
[INFO] [stderr] 32 | |   }
[INFO] [stderr] 33 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:5:3
[INFO] [stderr]   |
[INFO] [stderr] 5 |   extern_prelude,
[INFO] [stderr]   |   ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:5:3
[INFO] [stderr]   |
[INFO] [stderr] 5 |   extern_prelude,
[INFO] [stderr]   |   ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]  --> tests/test_graph_serde.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::{collections::HashMap, convert::TryFrom, fs, io::Read};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> tests/test_graph_serde.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 |   let params = tvm::runtime::load_param_dict(&params_bytes);
[INFO] [stderr]    |       ^^^^^^ help: consider using `_params` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `fs_read_write` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/test_graph_serde.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(fs_read_write, try_from)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.07s
[INFO] running `"docker" "inspect" "acff24f0314bd45cf8d8d3897244b7d189af7b1b3388b8ad68e2c86bce7c0b8c"`
[INFO] running `"docker" "rm" "-f" "acff24f0314bd45cf8d8d3897244b7d189af7b1b3388b8ad68e2c86bce7c0b8c"`
[INFO] [stdout] acff24f0314bd45cf8d8d3897244b7d189af7b1b3388b8ad68e2c86bce7c0b8c