[INFO] crate tzdata 0.4.1 is already in cache
[INFO] extracting crate tzdata 0.4.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/tzdata/0.4.1
[INFO] extracting crate tzdata 0.4.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tzdata/0.4.1
[INFO] validating manifest of tzdata-0.4.1 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 tzdata-0.4.1 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 tzdata-0.4.1
[INFO] finished frobbing tzdata-0.4.1
[INFO] frobbed toml for tzdata-0.4.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tzdata/0.4.1/Cargo.toml
[INFO] started frobbing tzdata-0.4.1
[INFO] finished frobbing tzdata-0.4.1
[INFO] frobbed toml for tzdata-0.4.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tzdata/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tzdata-0.4.1 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-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tzdata/0.4.1:/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] eeba2d2e9a75215a987427d76f363d5cf99c14b6a980827b4cd8ae4a7fa0169e
[INFO] running `"docker" "start" "-a" "eeba2d2e9a75215a987427d76f363d5cf99c14b6a980827b4cd8ae4a7fa0169e"`
[INFO] [stderr]    Compiling tzdata v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/parse.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{self, Read, BufReader, Seek, SeekFrom};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Seek`
[INFO] [stderr]  --> src/parse.rs:7:38
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{self, Read, BufReader, Seek, SeekFrom};
[INFO] [stderr]   |                                      ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "eeba2d2e9a75215a987427d76f363d5cf99c14b6a980827b4cd8ae4a7fa0169e"`
[INFO] running `"docker" "rm" "-f" "eeba2d2e9a75215a987427d76f363d5cf99c14b6a980827b4cd8ae4a7fa0169e"`
[INFO] [stdout] eeba2d2e9a75215a987427d76f363d5cf99c14b6a980827b4cd8ae4a7fa0169e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tzdata/0.4.1:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] d44c23b4399d0a27d524459d9939fe9ebfd5a53887fef9f02b76823aae44afa6
[INFO] running `"docker" "start" "-a" "d44c23b4399d0a27d524459d9939fe9ebfd5a53887fef9f02b76823aae44afa6"`
[INFO] [stderr]    Compiling tzdata v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/parse.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{self, Read, BufReader, Seek, SeekFrom};
[INFO] [stderr]   |                     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Seek`
[INFO] [stderr]  --> src/parse.rs:7:38
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{self, Read, BufReader, Seek, SeekFrom};
[INFO] [stderr]   |                                      ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `"docker" "inspect" "d44c23b4399d0a27d524459d9939fe9ebfd5a53887fef9f02b76823aae44afa6"`
[INFO] running `"docker" "rm" "-f" "d44c23b4399d0a27d524459d9939fe9ebfd5a53887fef9f02b76823aae44afa6"`
[INFO] [stdout] d44c23b4399d0a27d524459d9939fe9ebfd5a53887fef9f02b76823aae44afa6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tzdata/0.4.1:/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" "test" "--frozen"`
[INFO] [stdout] 87b52ca20a29bf16a711dbff0dc4991ce2a6e77d358f8c0cc5cf88e03b7aa485
[INFO] running `"docker" "start" "-a" "87b52ca20a29bf16a711dbff0dc4991ce2a6e77d358f8c0cc5cf88e03b7aa485"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tzdata-7bc63a74ed645a68
[INFO] [stdout] test test::test_add_deltatime ... ok
[INFO] [stdout] test test::test_datetime ... ok
[INFO] [stdout] test test::test_leap_second ... ok
[INFO] [stdout] test test::test_generic_day ... ok
[INFO] [stdout] test test::test_trans_rule ... ok
[INFO] [stdout] test test::test_format ... ok
[INFO] [stdout] test test::test_parse ... ok
[INFO] [stdout] test test::test_tz_projection ... ok
[INFO] [stderr]    Doc-tests tzdata
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Deltatime (line 832) ... ok
[INFO] [stdout] test src/lib.rs - Timezone (line 16) ... ok
[INFO] [stdout] test src/lib.rs - Datetime (line 398) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "87b52ca20a29bf16a711dbff0dc4991ce2a6e77d358f8c0cc5cf88e03b7aa485"`
[INFO] running `"docker" "rm" "-f" "87b52ca20a29bf16a711dbff0dc4991ce2a6e77d358f8c0cc5cf88e03b7aa485"`
[INFO] [stdout] 87b52ca20a29bf16a711dbff0dc4991ce2a6e77d358f8c0cc5cf88e03b7aa485